Sources: CtHMTH
- Samuel L. Clemens to Frank Fuller, 1 and 8 June 1867 · New York, N.Y · UCCL00136
- Samuel L. Clemens to Samuel E. Moffett, 1–2 October 1867 · SS Quaker City en route from Jaffa, Syria, to Alexandria, Egypt · UCCL00154
- Samuel L. Clemens to Samuel Williams, 14 April 1868 · San Francisco, Calif · UCCL02781
- OLC to Mary M. Fairbanks, 30 April 1868 · Elmira, N.Y · UCCL11488
- OLC to Mary M. Fairbanks, 26 October 1868 · Elmira, N.Y · UCCL05843
- Samuel L. Clemens to Jervis Langdon, 2 December 1868 · New York, N.Y · UCCL02772
- OLC to Mary M. Fairbanks, 15 January 1869 · Elmira, N.Y · UCCL08626
- Samuel L. Clemens to Stephen C. Massett (Jeems Pipes), 2 September 1869 · Buffalo, N.Y · UCCL00218
- Samuel L. Clemens to Henry M. Crane, 3 September 1869 · Buffalo, N.Y · UCCL00345
- Samuel L. Clemens to John H. Gourlie, Jr., 7 September 1869 · Buffalo, N.Y · UCCL10500
- SLC to A. Reeves Jackson, 25 September 1869 · Buffalo, N.Y · UCCL11419
- OLC to Mary M. Fairbanks, 9 November 1869 · Elmira, N.Y · UCCL05844
- OLC to Mary M. Fairbanks, 9 January 1870 · Elmira, N.Y · UCCL05845
- OLC to Olivia Lewis Langdon, 6 February 1870 · Buffalo, N.Y · UCCL00419
- Samuel L. and Olivia L. Clemens to Jervis and Olivia Lewis Langdon, 9 February 1870 · Buffalo, N.Y · UCCL00423
- Olivia L. Clemens to Olivia Lewis Langdon, Susan Crane, and Jervis Langdon, 12 February 1870 · Buffalo, N.Y · UCCL00425
- OLC to Susan L. Crane, 12 February 1870 · Buffalo, N.Y · UCCL02797
- OLC to Olivia Lewis Langdon · UCCL00427
- Samuel L. and Olivia L. Clemens to Olivia Lewis Langdon, 20 February 1870 · Buffalo, N.Y · UCCL00430
- OLC to OLL 20 February 1870 · Buffalo, N.Y · UCCL00429
- Olivia L. and Samuel L. Clemens to Jervis Langdon, 26 February 1870 · Buffalo, N.Y · UCCL00433
- OLC to Jervis and Olivia Lewis Langdon · UCCL00436
- Samuel L. and Olivia L. Clemens to Jervis Langdon, 2 and 3 March 1870 · Buffalo, N.Y · UCCL00437
- Samuel L. and Olivia L. Clemens to Jervis and Olivia Lewis Langdon, 27 March 1870 · Buffalo, N. Y · UCCL00450
- Olivia L. and Samuel L. Clemens to Susan L. Crane, 16 April 1870 · Buffalo, N.Y · UCCL00454
- Samuel L. and Olivia L. Clemens to Jervis and Olivia Lewis Langdon, 16 and 17 April 1870 · Buffalo, N.Y · UCCL00455
- Samuel L. and Olivia L. Clemens to Theodore W. Crane, 22 April 1870 · Buffalo, N. Y · UCCL00458
- Samuel L. Clemens to Mary Janney, 4 May 1870? · Elmira, N.Y · UCCL08531
- Olivia L. and Samuel L. Clemens to Jervis Langdon, 13 May 1870 · Buffalo, N.Y · UCCL00464
- Samuel L. Clemens to Jervis Langdon, 22 May 1870 · Buffalo, N.Y · UCCL00469
- Samuel L. Clemens to Elisha Bliss, Jr., 9 June 1870 · Elmira, N.Y · UCCL00478
- Samuel L. Clemens to Daniel Slote, 27 June 1870 · Elmira, N.Y · UCCL00484
- Samuel L. Clemens to Francis E. Bliss and Frances T. French, 15 September 1870 · Buffalo, N.Y · UCCL00505
- Samuel L. Clemens to Franklin D. Locke, 24 September 1870 · Buffalo, N.Y · UCCL00432
- Samuel L. Clemens to Olivia Lewis Langdon, per Telegraph Operator, 7 November 1870 · Buffalo, N.Y · UCCL00526
- Samuel L. Clemens to Olivia Lewis Langdon, 11? November 1870 · Buffalo, N.Y · UCCL08958
- Samuel L. Clemens to Eunice Ford, 11 November 1870 · Buffalo, N.Y · UCCL00530
- Samuel L. Clemens to Olivia Lewis Langdon, 19 November 1870 · Buffalo, N.Y · UCCL00539
- Samuel L. Clemens to Charles J. Langdon, 20 November 1870 · Buffalo, N.Y · UCCL00541
- Samuel L. Clemens to Eunice Ford, 25? December 1870 · Buffalo, N.Y · UCCL02787
- Samuel L. Clemens to Samuel S. Cox, 9 March 1871 · Buffalo, N.Y · UCCL11006
- Samuel L. Clemens to Unidentified, 18 April 1871 · Elmira, N.Y · UCCL11014
- Samuel L. Clemens to James Redpath, 9 October 1871 · Hartford, Conn · UCCL00657
- OLC to Orion Clemens, November 1871 · Hartford, Conn · UCCL11881
- Samuel L. Clemens to Charles E. Perkins, 8 May 1872 · Elmira, N.Y · UCCL00745
- Samuel L. Clemens to Olivia Susan (Susy) Clemens, 9 May 1872 · Cleveland, Ohio · UCCL00746
- OLC to Mollie Clemens, 10 July 1872 · New Saybrook, Conn · UCCL11882
- OLC to Mollie Clemens, 25 July 1872 · New Saybrook, Conn · UCCL11883
- OLC to Mollie Clemens, 5 August 1872 · New Saybrook, Conn · UCCL11884
- OLC to Mary M. Fairbanks, 25 September 1872 · Hartford, Conn · UCCL05859
- Samuel L. Clemens to George H. Fitzgibbon, 5 October 1872 · London, England · UCCL00820
- Samuel L. Clemens to William A. Turner, 3 November 1872 · London, England · UCCL00827
- SLC to John Bennett, 7 November 1872 · Unknown place · UCCL10432
- Samuel L. Clemens to Olivia Lewis Langdon, 3 December 1872 · Hartford, Conn · UCCL00838
- OLC to Olivia Lewis Langdon, 19 January 1873 · Hartford, Conn · UCCL00859
- Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 17 February 1873 · Hartford, Conn · UCCL00879
- Samuel L. Clemens to Charles F. Wingate, 2 April 1873 · Hartford, Conn · UCCL00896
- Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 17 May 1873 · SS Batavia at New York, N.Y · UCCL00916
- OLC to Olivia Lewis Langdon, 23–26 May 1873 · SS Batavia · UCCL00918
- OLC to Susan L. Crane, 31 May 1873 · London, England · UCCL00921
- OLC to Olivia Lewis Langdon and Charles J. Langdon, July 1873 · London, England · UCCL00938
- OLC to Olivia Lewis Langdon, 5 July 1873 · London, England · UCCL00761
- Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 2 and 6 August 1873 · Edinburgh, Scotland · UCCL00959
- OLC to Olivia Lewis Langdon, 10–15 August 1873 · Edinburgh, Scotland · UCCL00790
- OLC to Olivia Lewis Langdon, 31 August–2 September 1873 · Belfast, Ireland · UCCL00801
- OLC to Olivia Lewis Langdon, 21 September 1873 · London, England · UCCL00804
- OLC to Olivia Lewis Langdon, 25–28 September 1873 · London, England · UCCL00964
- Samuel L. Clemens to Unidentified, 11 October 1873 · London, England · UCCL00971
- Samuel L. Clemens to Olivia Lewis Langdon, 12 October 1873 · London, England · UCCL00973
- Samuel L. Clemens to George H. Fitzgibbon, 28 November 1873 · London, England · UCCL00990
- Samuel L. Clemens to George H. Fitzgibbon, 1 January 1874 · London, England · UCCL01027
- Samuel L. Clemens to George H. Fitzgibbon, 6 January 1874 · London, England · UCCL01035
- Samuel L. Clemens to the Superintendent of the American Asylum for Deaf and Dumb, 23 February 1874 · Hartford, Conn · UCCL10587
- SLC to City Authorities of Hartford, 8 May 1874 · Elmira, N.Y · UCCL01075
- Samuel L. Clemens to Charles E. Perkins, 8 May 1874 · Elmira, N.Y · UCCL01085
- OLC to SLC, 29 June 1874 · Elmira, N.Y · UCCL01094
- OLC to SLC, 1 July 1874 · Elmira, N.Y · UCCL01095
- Olivia L. and Samuel L. Clemens to Charles J. Langdon, 28? November 1874 · Hartford, Conn · UCCL01156
- Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 14 March 1875 · Hartford, Conn · UCCL01207
- OLC to Olivia Lewis Langdon, 21 March 1875 · Hartford, Conn · UCCL01213
- OLC to Olivia Lewis Langdon, 9 May 1875 · Hartford, Conn · UCCL01231
- Samuel L. Clemens to John T. Raymond, 12 May 1875 · Hartford, Conn · UCCL01233
- Samuel L. Clemens to John T. Raymond, 13 May 1875 · Hartford, Conn · UCCL01234
- Samuel L. Clemens to Mr. Gerard, 6 July 1875 · Hartford, Conn · UCCL01246
- Samuel L. Clemens to Charles E. Perkins, 24 or 25 August? 1875 · Newport, R.I · UCCL01382
- SLC to Elisha Bliss, Jr., 23 November 1875, Hartford, Conn · UCCL13731
- Samuel L. Clemens to Olivia Lewis Langdon, 22 December 1875 · Hartford, Conn · UCCL01288
- SLC to Lilly G. Warner, 25 December 1875 · Hartford, Conn · UCCL09297
- Samuel L. Clemens to Jerome B. Stillson, 19 January 1876 · Hartford, Conn · UCCL01301
- Samuel L. Clemens to Montgomery Schuyler, 30 July 1876 · Elmira, N.Y · UCCL11917
- SLC to Unidentified, 14 August–31 December 1876 · Hartford, Conn · UCCL11270
- Samuel L. Clemens to Charles E. Perkins, 5 October 1876 · Hartford, Conn · UCCL01370
- Samuel L. Clemens to Charles E. Perkins, 16 October 1876 · Hartford, Conn · UCCL01376
- Samuel L. Clemens to Charles E. Perkins, 20 October 1876 · Hartford, Conn · UCCL01378
- Samuel L. Clemens to John T. Raymond, 27 October 1876 · Hartford, Conn · UCCL01381
- Samuel L. Clemens to Charles E. Perkins, 11 December 1876 · Hartford, Conn · UCCL01393
- Samuel L. Clemens to Charles E. Perkins, 20 December 1876 · Hartford, Conn · UCCL01395
- Samuel L. Clemens to Hjalmar H. Boyesen, 17 January 1877 · Hartford, Conn · UCCL12673
- Samuel L. Clemens to Charles E. Perkins, 22 January 1877 · Hartford, Conn · UCCL01402
- Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 2 and 4 February 1877 · Hartford, Conn · UCCL01405
- Samuel L. Clemens to Charles E. Perkins, 26 April 1877 · Baltimore, Md · UCCL01417
- OLC to SLC, enclosing Clara L. Spaulding to SLC, 1 May 1877 · Hartford, Conn · UCCL12024
- Samuel L. Clemens to Charles E. Perkins, 4–16 May 1877 · Hartford, Conn · UCCL01423
- OLC to Olivia Lewis Langdon, 6 May 1877 · Hartford, Conn · UCCL01427
- Samuel L. Clemens to the American Publishing Company, 12 May 1877 · Hartford, Conn · UCCL01429
- Samuel L. Clemens to George P. Bissell and Company, per Charles E. Perkins, 15 May 1877 · Hartford, Conn · UCCL01431
- Samuel L. Clemens to Charles E. Perkins, 15 May 1877 · Hartford, Conn · UCCL01432
- Samuel L. Clemens to Henry Wadsworth Longfellow, 4 June 1877 · Hartford, Conn · UCCL01438
- Samuel L. Clemens to Charles E. Perkins, 12 June 1877 · Elmira, N.Y · UCCL01440
- Samuel L. Clemens to Charles E. Perkins, 4 July 1877 · Elmira, N.Y · UCCL01445
- Samuel L. Clemens to Charles E. Perkins, per Telegraph Operator, 7 July 1877 · Elmira, N.Y · UCCL01447
- Samuel L. Clemens to Charles E. Perkins, 7 July 1877 · Elmira, N.Y · UCCL01448
- Samuel L. Clemens to George M. Fenn, 2 August 1877 · Hartford, Conn · UCCL02366
- Samuel L. Clemens to Charles E. Perkins, 3 August 1877 · 2nd of 2 · Elmira, N.Y · UCCL01464
- Samuel L. Clemens to Charles E. Perkins, 3 August 1877 · 1st of 2 · Elmira, N.Y · UCCL01463
- Samuel L. Clemens to Charles E. Perkins, 11 August 1877 · Elmira, N.Y · UCCL01469
- Samuel L. Clemens to Charles E. Perkins, 18? August 1877 · Elmira, N.Y · UCCL01472
- Samuel L. Clemens to John T. Lewis, 24 August 1877 · Elmira, N.Y. · 2nd of 2 · UCCL09282
- Samuel L. Clemens to Charles E. Perkins, 20 September 1877 · Hartford, Conn · UCCL01485
- Samuel L. Clemens to Charles E. Perkins, 21 September 1877 · Hartford, Conn · UCCL01486
- Samuel L. Clemens to Charles E. Perkins, 24 September 1877 · Hartford, Conn · UCCL01488
- Samuel L. Clemens to Matthew H. Bartlett, October 1877 · 1st of 2 · Hartford, Conn · UCCL09280
- Samuel L. Clemens to Charles E. Perkins, 3? October 1877 · Hartford, Conn · UCCL01489
- Samuel L. Clemens to Charles E. Perkins, 4 October 1877 · Hartford, Conn · UCCL01491
- Samuel L. Clemens to Charles E. Perkins, 5 or 6 October 1877 · Hartford, Conn · UCCL01492
- Samuel L. Clemens to Charles E. Perkins, 14 October 1877 · Hartford, Conn · UCCL01494
- Samuel L. Clemens to Charles E. Perkins, 18 October 1877 · Hartford, Conn · UCCL01497
- Samuel L. Clemens to Charles E. Perkins, 20? October 1877 · Hartford, Conn · UCCL03233
- Samuel L. Clemens to Olivia Lewis Langdon, 5 December 1877 · Hartford, Conn · UCCL01509
- OLC to Olivia Lewis Langdon, 26–30 December 1877 · Hartford, Conn · UCCL01518
- Samuel L. Clemens to Charles E. Perkins, 28 December 1877 · Hartford, Conn · UCCL01521
- Samuel L. Clemens to Kate V. Austin, 12 January 1878 · Elmira, N.Y · UCCL01523
- OLC to Harriet E. Whitmore, 21 February 1878 · Hartford, Conn · UCCL01532
- Samuel L. Clemens to Frank W. Cheney, 24 February 1878 · Hartford, Conn · UCCL01534
- Samuel L. Clemens to John T. Raymond per Charles E. Perkins, 16 March 1878 · Hartford, Conn · UCCL01545
- Samuel L. Clemens to Olivia Lewis Langdon, 20 April 1878 · SS Holsatia en route from New York, N.Y., to Hamburg, Germany · UCCL01556
- OLC to Olivia Lewis Langdon, 26 April 1878 · Hamburg, Germany · UCCL01557
- OLC to Olivia Lewis Langdon, 7, 10, and 12 May 1878 · Heidelberg, Germany · UCCL01559
- Susy (Olivia Susan) Clemens per Olivia L. Clemens to Olivia Lewis Langdon, 12–18 May 1878 · Heidelberg, Germany · UCCL01561
- Samuel L. Clemens to Joseph H. Twichell and George P. Bissell, 23 May 1878 · Heidelberg, Germany · UCCL10474
- OLC to Olivia Lewis Langdon, 26 May 1878 · Heidelberg, Germany · UCCL01564
- OLC to Olivia Lewis Langdon, 9 June 1878 · Heidelberg, Germany · UCCL01569
- Clara L. Clemens per Olivia L. Clemens to Olivia Lewis Langdon, 10 June 1878 · Heidelberg, Germany · UCCL01565
- OLC to Charles J. Langdon, 21 July 1878 · Heidelberg, Germany · UCCL01578
- OLC to Olivia Lewis Langdon, 4–5 August 1878 · Baden Baden, Germany · UCCL01582
- OLC to Olivia Lewis Langdon, 18 August 1878 · Lucerne, Switzerland · UCCL01584
- OLC, Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, 1–2 September 1878 · Ouchy, Switzerland · UCCL01593
- Samuel L. Clemens to Olivia Lewis Langdon, 13 September 1878 · Geneva, Switzerland · UCCL01595
- OLC to Olivia Lewis Langdon, 15 September 1878 · Chambery, France · UCCL01596
- OLC, Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, 29–30 September 1878 · Venice, Italy · UCCL01598
- Clara L. Clemens to Olivia Lewis Langdon, 29 September–30 September 1878 · Venice, Italy · UCCL10594
- SLC to Langdon (J.) & Co., 9 October 1878 · Venice, Italy · UCCL10063
- OLC to Olivia Lewis Langdon, 13 October 1878 · Venice, Italy · UCCL01600
- OLC to Olivia Lewis Langdon, 21–27 October 1878 · Florence, Italy · UCCL01602
- Samuel L. Clemens to Unidentified, 3 November 1878 · Rome, Italy · UCCL01604
- OLC to Olivia Lewis Langdon, 10 November 1878 · Rome, Italy · UCCL01605
- Samuel L. Clemens to Unidentified, 20 November 1878 · Munich, Germany · UCCL12218
- OLC to Olivia Lewis Langdon, 20–25 November 1878 · Munich, Germany · UCCL01607
- Samuel L. Clemens to Olivia Lewis Langdon, 2 December 1878 · Munich, Germany · UCCL01611
- Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, 7 December 1878 · Munich, Germany · UCCL02213
- Olivia L. and Olivia Susan (Susy) Clemens per Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 8 December 1878 · Munich, Germany · UCCL01612
- OLC to Olivia Lewis Langdon, 11 December 1878 · Munich, Germany · UCCL01613
- OLC to Olivia Lewis Langdon, 22 December 1878 · Munich, Germany · UCCL01616
- Samuel L. Clemens to Olivia Lewis Langdon, 26? December 1878 · Munich, Germany · UCCL01617
- OLC to Olivia Lewis Langdon, 1–5 January 1879 · Munich, Germany · UCCL01620
- Olivia L. and Samuel L. Clemens to Olivia Lewis Langdon, 19 January 1879 · Munich, Germany · UCCL01621
- OLC to Olivia Lewis Langdon, 2 February 1879 · Munich, Germany · UCCL01627
- Samuel L. Clemens to Orion Clemens, 9 February 1879 · Munich, Germany · UCCL01631
- OLC to Olivia Lewis Langdon, 16 February 1879 · Munich, Germany · UCCL01634
- Samuel L. Clemens to Olivia Lewis Langdon, 23 February 1879 · Munich, Germany · UCCL01635
- Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, March 1879 · Paris, France · UCCL01641
- OLC to Olivia Lewis Langdon, 2 March 1879 · Paris, France · UCCL01636
- OLC to Charles J. Langdon, 9 March 1879 · Paris, France · UCCL01638
- Samuel L. Clemens, Olivia Susan (Susy) Clemens (per Samuel L. Clemens), and Olivia L. Clemens to Olivia Lewis Langdon, 30 March 1879 · Paris, France · UCCL01645
- OLC to Olivia Lewis Langdon, 13 April 1879 · Paris, France · UCCL01647
- OLC to Olivia Lewis Langdon, 27 April 1879 · Paris, France · UCCL01651
- OLC to Olivia Lewis Langdon, 13–16 May 1879 · Paris, France · UCCL01579
- OLC to Olivia Lewis Langdon, 25 May 1879 · Paris, France · UCCL01657
- OLC to Olivia Lewis Langdon, June 1879 · Paris, France · UCCL01674
- OLC to Charles J. Langdon, June 1879 · Unknown place · UCCL01618
- Samuel L. Clemens to Charles J. Langdon, 17 June 1879 · Paris, France · UCCL01673
- Samuel L. Clemens to Charles E. Perkins, 1–31 July 1879 · Unknown place · UCCL09843
- OLC to Olivia Lewis Langdon, 6 July 1879 · Paris, France · UCCL01676
- OLC to Olivia Lewis Langdon, 20 July 1879 · London, England · UCCL01677
- OLC to Olivia Lewis Langdon, 3 August 1879 · Oxford, England · UCCL01679
- Samuel L. Clemens to Charles E. Perkins, 9 September 1879 · Elmira, N.Y · UCCL01688
- Samuel L. Clemens to Frederick Schweppe, 13 October 1879 · Elmira, N.Y · UCCL01698
- Samuel L. Clemens to Pierre D. Peltier, 14 October 1879 · Elmira, N.Y · UCCL01699
- OLC to Olivia Lewis Langdon, 1 November 1879 · Hartford, Conn · UCCL01705
- Samuel L. Clemens to Olivia L. Clemens, 11 November 1879 (2nd of 2)· Chicago, Ill · UCCL01713
- OLC to Olivia Lewis Langdon, 16 November 1879 · Hartford, Conn · UCCL01717
- OLC to Olivia Lewis Langdon, 30 November 1879 · Hartford, Conn · UCCL01730
- OLC to Olivia Lewis Langdon, 8 December 1879 · Hartford, Conn · UCCL02809
- OLC to Olivia Lewis Langdon, 1879 · Unknown place · UCCL01619
- Samuel L. Clemens to Charles H. Clark, 6 March 1880 · Hartford, Conn · UCCL08597
- OLC to Olivia Lewis Langdon, 28 March 1880 · Hartford, Conn · UCCL01776
- Samuel L. Clemens to Charles H. Phelps, 8 April 1880 · Hartford, Conn · UCCL12483
- Samuel L. Clemens to Harriet E. Whitmore, 11 April 1880 · Hartford, Conn · UCCL11264
- SLC to Unidentified, May 1880 · Hartford, Conn · UCCL11007
- Samuel L. Clemens to Franklin G. Whitmore, 18 May 1880 · Hartford, Conn · UCCL01807
- Samuel L. Clemens for Jean Clemens to Olivia Lewis Langdon, 19 August 1880 · Elmira, N.Y · UCCL01826
- Samuel L. Clemens to George Griffin, per Telegraph Operator, 11 September 1880 · Elmira, N.Y · UCCL01830
- Samuel L. Clemens to Harriet E. Whitmore, 13 September 1880 · Elmira, N.Y · UCCL01832
- Samuel L. Clemens to Charles E. Perkins, 15? September 1880 · Elmira, N.Y · UCCL01831
- Samuel L. Clemens to Charles E. Perkins, 23 September 1880 · Elmira, N.Y · UCCL08623
- Samuel L. Clemens to Charles E. Perkins, 25 October 1880 · Hartford, Conn · UCCL01846
- Samuel L. Clemens to the Editor of the New York Evening Post, 23 November 1880 · Hartford, Conn · UCCL12212
- SLC to Charles E. Perkins, 3 February 1881 · Hartford, Conn · UCCL01904
- SLC to Charles E. Perkins, 25 February 1881 · Hartford, Conn · UCCL01915
- SLC to Karl Gerhardt, 27 February 1881 · Hartford, Conn · UCCL12674
- SLC to Unidentified, 5 March 1881 · Unknown place · UCCL11008
- SLC to Francis E. Bliss, 8 April 1881 · Hartford, Conn · UCCL02414
- OLC to Harriet E. Whitmore, 18 May 1881 · Hartford, Conn · UCCL01955
- SLC to Charles E. Perkins, 2 July 1881 · Branford, Conn · UCCL01981
- SLC to Osgood (J.R.) & Co., 6 August 1881 · Elmira, N.Y · UCCL09234
- SLC to Franklin G. Whitmore, 8 August 1881 · Elmira, N.Y · UCCL01996
- OLC to George H. Warner, 10 August 1881 · Elmira, N.Y · UCCL01999
- SLC to Franklin G. Whitmore, 18 August 1881 · Elmira, N.Y · UCCL09007
- SLC to Karl Gerhardt and Hattie J. Gerhardt, 31 August 1881 · Elmira, N.Y · UCCL12693
- SLC to Franklin G. Whitmore, 3 September 1881 · Elmira, N.Y · UCCL02024
- SLC to Herbert M. Laurence, 4 September 1881 · Elmira, N.Y · UCCL01951
- SLC to Charles S. Fairchild, 22 September 1881 · Hartford, Conn · UCCL02278
- SLC to Benjamin H. Ticknor, 10 October 1881 · Hartford, Conn · UCCL12678
- SLC to Charles E. Perkins, 12 December 1881 · Hartford, Conn · UCCL01739
- OLC to Harriet E. Whitmore, 17 December 1881 · Hartford, Conn · UCCL02118
- SLC to Robert J. Burdette, 20 December 1881 · Hartford, Conn · UCCL09317
- SLC to Unidentified, 23 December 1881 · Hartford, Conn · UCCL11009
- OLC to SLC, 3 May 1882 · Hartford, Conn · UCCL02185
- SLC to Harriet E. Whitmore, July 1882 · Hartford, Conn · UCCL09322
- SLC to Ellen C. Taft, July 1882 · Hartford, Conn · UCCL09321
- SLC to Charles E. Perkins, 2 September 1882 · Elmira, N.Y · UCCL02262
- SLC to Charles E. Perkins, 6 September 1882 · Elmira, N.Y · UCCL02265
- SLC to Harriet E. Whitmore, 18 November 1882 · Hartford, Conn · UCCL09324
- SLC to Ellen C. Taft, 12 December 1882 · Hartford, Conn · UCCL02315
- SLC to Charles J. Langdon, 15 January 1883 · Hartford, Conn · UCCL02260
- SLC to Matthew H. Hewins, 10 April 1883 · Hartford, Conn · UCCL02369
- SLC, OLC to Charles J. Langdon, 24 April 1883 · Hartford, Conn · UCCL02375
- SLC to Unidentified, 13 May 1883 · Hartford, Conn · UCCL10438
- OLC to Daniel Maloy, 4 June 1883 · Hartford, Conn · UCCL09696
- Susy (Olivia Susan) Clemens, Clara L. Clemens to Francis Parsons, 13 June 1883 · Hartford, Conn · UCCL09326
- OLC to Harriet E. Whitmore, 16 July 1883 · Elmira, N.Y · UCCL02451
- SLC to Karl Gerhardt and Hattie J. Gerhardt, 1 August 1883 · Elmira, N.Y · UCCL02818
- SLC to Ellen C. Taft, 14 August 1883 · Elmira, N.Y · UCCL02821
- SLC to Olivia Lewis Langdon, 19 August 1883 · Elmira, N.Y · UCCL02824
- SLC to Jervis Langdon II, 19 December 1883 · Hartford, Conn · UCCL02867
- SLC, Clara L. Clemens to Margaret Warner, 25 December 1883 · Hartford, Conn · UCCL09712
- SLC to James N. Kimball, 4 January 1884 · Hartford, Conn · UCCL02886
- SLC to Karl Gerhardt and Hattie J. Gerhardt, 5 April 1884 · Hartford, Conn · UCCL12036
- SLC to Francis E. Bliss, 11 May 1884 · Hartford, Conn · UCCL02974
- SLC to Cincinnatus A. Taft, 7–14 June 1884 · Hartford, Conn · UCCL02991
- SLC to Charles H. Clark, 24 June 1884 · Elmira, N.Y · UCCL02994
- SLC to Ellen C. Taft, July 1884 · Elmira, N.Y · UCCL03000
- SLC to Ellen C. Taft, 10 July 1884 · Elmira, N.Y · UCCL08928
- SLC to Hartford Courant editor, 18 July 1884 · Elmira, N.Y · UCCL01540
- SLC to Thomas W. Russell, 14–15 October 1884 · Hartford, Conn · UCCL03007
- Susy (Olivia Susan) Clemens to Mary Foote, 18 October 1884 · Hartford, Conn · UCCL10506
- OLC to SLC, 14 November 1884 · Hartford, Conn · UCCL11851
- SLC to OLC, 15 November 1884 · Boston, Mass · UCCL12021
- OLC, Jean Clemens to SLC, 23 November 1884 · Hartford, Conn · UCCL11852
- OLC to SLC, 30 December 1884 · Hartford, Conn · UCCL11853
- SLC to OLC, Unknown date · Unknown place · UCCL09329
- OLC to SLC, 9 January 1885 · Hartford, Conn · UCCL03142
- OLC to SLC, 16 January 1885 · Hartford, Conn · UCCL03143
- OLC to SLC, 23 January 1885 · Hartford, Conn · UCCL03144
- SLC to Unidentified, 26 January 1885 · Minneapolis, Minn · UCCL09335
- OLC to SLC, 26 January 1885 · Hartford, Conn · UCCL03145
- OLC to SLC, 31 January 1885 · Hartford, Conn · UCCL03146
- OLC to SLC, 4 February 1885 · Hartford, Conn · UCCL03152
- OLC to SLC, 11 February 1885 · Hartford, Conn · UCCL03163
- OLC to SLC, 16 February 1885 · Hartford, Conn · UCCL03169
- OLC to SLC, 20 February 1885 · Hartford, Conn · UCCL03175
- SLC to Edwin Pond Parker, 16 March 1885 · Hartford, Conn · UCCL11269
- SLC to Robert U. Johnson, 18 March 1885 · Hartford, Conn · UCCL03191
- SLC to Jervis Langdon II, 21 March 1885 · New York, N.Y · UCCL09183
- SLC to Unidentified, 28 March 1885 · Hartford, Conn · UCCL02422
- OLC to SLC, 9 April 1885 · Hartford, Conn · UCCL10660
- OLC to Franklin G. Whitmore and Harriet E. Whitmore, 18 April 1885 · Hartford, Conn · UCCL06176
- SLC to OLC, 6 August 1885 · New York, N.Y · UCCL12385
- OLC to SLC, 6 August 1885 · Hartford, Conn · UCCL03276
- SLC to Robert Underwood Johnson, 15 and 17 August 1885 · Elmira, N.Y · UCCL02424
- SLC to Nettie, 27 August 1885 · Mount Onteora, N.Y · UCCL09340
- SLC to Century Editor, 1–6 September 1885 · Elmira, N.Y · UCCL08291
- SLC to Candace Wheeler, 3 October 1885 · Hartford, Conn · UCCL02426
- OLC to SLC, 6 October 1885 · Hartford, Conn · UCCL12022
- SLC to Candace Wheeler, 8 October 1885 · Hartford, Conn · UCCL10072
- SLC to Unidentified, 30 November 1885 · Unknown place · UCCL03320
- Jean Clemens to Harriet E. Whitmore, 1885 · Unknown place · UCCL03494
- OLC to SLC, 3 April 1886 · Hartford, Conn · UCCL03381
- SLC to Moncure D. Conway, 21 April 1886 · Hartford, Conn · UCCL02428
- OLC to SLC, 5 May 1886 · Hartford, Conn · UCCL03398
- OLC to SLC, 10 May 1886 · Hartford, Conn · UCCL03399
- SLC to Franklin G. Whitmore, 15 June 1886 · New York, N.Y · UCCL03410
- SLC to Franklin G. Whitmore, 12 July 1886 · Elmira, N.Y · UCCL03413
- OLC to George H. Warner, 13 July 1886 · Elmira, N.Y · UCCL03414
- SLC to Franklin G. Whitmore, 15 July 1886 · Elmira, N.Y · UCCL03418
- SLC to George H. Warner, 17 July 1886 · Elmira, N.Y · UCCL03424
- SLC to Franklin G. Whitmore, 17 July 1886 · Elmira, N.Y · UCCL03423
- SLC to Franklin G. Whitmore, 28 July 1886 · Elmira, N.Y · UCCL03429
- SLC to James W. Paige, 16 August 1886 · Elmira, N.Y · UCCL03439
- SLC to Franklin G. Whitmore, 17 August 1886 · Elmira, N.Y · UCCL03440
- SLC to Unidentified, 21 August 1886 · Elmira, N.Y · UCCL02429
- SLC to Franklin G. Whitmore, 23 August 1886 · Elmira, N.Y · UCCL09821
- SLC to Unidentified, 16 September 1886 · Elmira, N.Y · UCCL03457
- Clara L. Clemens to Mary Foote, 8 October 1886 · Hartford, Conn · UCCL10483
- SLC to William D. Howells, 19 October 1886 · Hartford, Conn · UCCL08940
- SLC to Olivia Lewis Langdon, 19 October 1886 · Hartford, Conn · UCCL03471
- SLC to Dora Wheeler, 19 October 1886 · Hartford, Conn · UCCL02432
- SLC to Olivia Lewis Langdon, 21 October 1886 · Hartford, Conn · UCCL03474
- SLC to Dora Wheeler, 13 November 1886 · Hartford, Conn · UCCL02433
- Clara L. Clemens to Mary Foote, 18 November 1886 · Hartford, Conn · UCCL10484
- OLC to Olivia Lewis Langdon, 13 January 1887 · Hartford, Conn · UCCL03508
- SLC to Dora Wheeler, 27 January 1887 · Hartford, Conn · UCCL02434
- SLC to Mrs. John M. Holcombe, 1 February 1887 · Hartford, Conn · UCCL11923
- SLC to John M. Holcombe, 6 February 1887 · Hartford, Conn · UCCL11897
- OLC to Harriet E. Whitmore, 14 February 1887 · Hartford, Conn · UCCL03863
- SLC to Dora Wheeler, 15 February 1887 · Hartford, Conn · UCCL03530
- OLC to Olivia Lewis Langdon, 3 March 1887 · Hartford, Conn · UCCL03579
- SLC to Mary M. Fairbanks, 22 March 1887 · Hartford, Conn · UCCL03547
- OLC to George H. Warner, 6 April 1887 · Hartford, Conn · UCCL03557
- SLC to Franklin G. Whitmore, 25 June 1887 · Elmira, N.Y · UCCL09823
- SLC to Linus T. Fenn, 5 July 1887 · Elmira, N.Y · UCCL10077
- SLC to Franklin G. Whitmore, 8 July 1887 · Elmira, N.Y · UCCL09824
- SLC to Franklin G. Whitmore, 11 July 1887 · New York, N.Y · UCCL03600
- SLC to Franklin G. Whitmore, 15 July 1887 · Hartford, Conn · UCCL03603
- SLC to Franklin G. Whitmore, 23 July 1887 · Elmira, N.Y · UCCL03608
- SLC to Franklin G. Whitmore, 14 August 1887 · Elmira, N.Y · UCCL03627
- SLC to Franklin G. Whitmore, 22 August 1887 · Elmira, N.Y · UCCL03633
- SLC to Franklin G. Whitmore, 27 August 1887 · Elmira, N.Y · UCCL10488
- SLC to Franklin G. Whitmore, 29 August 1887 · Elmira, N.Y · UCCL03637
- SLC to Dora Wheeler, 12 September 1887 · Elmira, N.Y · UCCL02435
- Susy (Olivia Susan) Clemens to Mary Foote, 7 October 1887 · Hartford, Conn · UCCL10511
- SLC and family to Grace E. King, 24 December 1887 · Hartford, Conn · UCCL11908
- SLC to Franklin G. Whitmore, 25 December 1887 · Hartford, Conn · UCCL11271
- SLC to William M. Knox, 16 January 1888 · Hartford, Conn · UCCL02436
- OLC to SLC, 27 January 1888 · Hartford, Conn · UCCL11854
- SLC to Olivia Lewis Langdon, 19 April 1888 · Hartford, Conn · UCCL03716
- SLC to Susan L. Crane, 28 April 1888 · Hartford, Conn · UCCL03719
- SLC to Candace Wheeler, 25 May 1888 · Hartford, Conn · UCCL02437
- SLC to Nellie Bunce, 9 June 1888 · Hartford, Conn · UCCL03723
- SLC to Unidentified, 12 July 1888 · Hartford, Conn · UCCL03730
- SLC to John J. McCook, 15 July 1888 · Elmira, N.Y · UCCL03733
- SLC to Franklin G. Whitmore, 16 July 1888 · Elmira, N.Y · UCCL03734
- SLC per Franklin G. Whitmore to William J. Bok, 25 July 1888 · Hartford, Conn · UCCL09825
- SLC to Franklin G. Whitmore, 10 August 1888 · Elmira, N.Y · UCCL03750
- SLC, OLC to Olivia Lewis Langdon, 19 August 1888 · Elmira, N.Y · UCCL03751
- Jean Clemens per SLC to Olivia Lewis Langdon, 19 August 1888 · Elmira, N.Y · UCCL11272
- SLC to Franklin G. Whitmore, 28 August 1888 · Elmira, N.Y · UCCL09827
- SLC to Franklin G. Whitmore, 5 September 1888 · Elmira, N.Y · UCCL09828
- SLC to Franklin G. Whitmore, 10 September 1888 · Elmira, N.Y · UCCL03759
- SLC to Franklin G. Whitmore, 17 September 1888 · Elmira, N.Y · UCCL03768
- SLC to Franklin G. Whitmore, 26 September 1888 · New York, N.Y · UCCL03775
- OLC to SLC, 9 October 1888 · New York, N.Y · UCCL03785
- OLC to SLC, 10 October 1888 · New York, N.Y · UCCL03789
- SLC to George Bainton, 15 October 1888 · Hartford, Conn · UCCL03791
- SLC to John C. Kinney, 16 October 1888 · Hartford, Conn · UCCL10592
- SLC to John C. Kinney, 16 October 1888 · Hartford, Conn · UCCL03792
- OLC to Olivia Lewis Langdon, 19 November 1888 · Hartford, Conn · UCCL03834
- SLC to OLC, 27 November 1888 · Hartford, Conn · UCCL03837
- OLC to Olivia Lewis Langdon, 30 November 1888 · Hartford, Conn · UCCL03840
- SLC to Alexandra Gripenberg, 1–24 December 1888, 1–24 December 1888 · Hartford, Conn · UCCL13659
- SLC to Olivia Lewis Langdon, 6 December 1888 · Hartford, Conn · UCCL03802
- SLC, OLC to Olivia Lewis Langdon, 14–19 December 1888 · Hartford, Conn · UCCL03804
- Clara L. Clemens to Harriet E. Whitmore, 26 December 1888 · Hartford, Conn · UCCL03807
- OLC to Harriet E. Whitmore, 28 December 1888 · Hartford, Conn · UCCL03809
- Jean Clemens to Olivia Lewis Langdon, 30 December 1888 · Hartford, Conn · UCCL03814
- SLC, OLC to Monday Afternoon Club, 31 December 1888 · Hartford, Conn · UCCL04621
- OLC to Olivia Lewis Langdon, 10 February 1889 · Hartford, Conn · UCCL03861
- SLC to Charles H. Taylor, 2 March 1889 · Hartford, Conn · UCCL11015
- SLC to John M. Holcombe, 7 March 1888 · Hartford, Conn · UCCL11896
- OLC to Olivia Lewis Langdon, 24 March 1889 · Hartford, Conn · UCCL03876
- SLC to Olivia Lewis Langdon, 17 April 1889 · Hartford, Conn · UCCL03885
- SLC, OLC to Dora Wheeler, 16 May 1889 · Hartford, Conn · UCCL02439
- SLC to Franklin G. Whitmore, 15 June 1889 · Hartford, Conn · UCCL03901
- SLC to Franklin G. Whitmore, 28 June 1889 · Elmira, N.Y · UCCL09829
- SLC to Franklin G. Whitmore, 20 August 1889 · Elmira, N.Y · UCCL03930
- Jean Clemens to Bessie ?, 24 August 1889 · Elmira, N.Y · UCCL02440
- SLC to Nellie Bunce, 7 September 1889 · Elmira, N.Y · UCCL03938
- Susy (Olivia Susan) Clemens to Harriet E. Whitmore, 13 September 1889 · Elmira, N.Y · UCCL03935
- SLC to John C. Bostelmann, 13 September 1889 · Elmira, N.Y · UCCL03939
- SLC to Dora Wheeler, 23 September 1889 · Hartford, Conn · UCCL02441
- SLC to Sarah A. Sage, 6 October 1889 · Hartford, Conn · UCCL02443
- SLC to Olivia Lewis Langdon, 7 October 1889 · Hartford, Conn · UCCL03947
- Clara L. Clemens to T. Max Smith, November 1889 · Hartford, Conn · UCCL03960
- SLC to Olivia Lewis Langdon, 9 November 1889 · Hartford, Conn · UCCL03963
- SLC to Unidentified, 19 November 1889 · Hartford, Conn · UCCL03971
- SLC to Olivia Lewis Langdon, 18 December 1889 · Hartford, Conn · UCCL03988
- SLC to Olivia Lewis Langdon, 22 December 1889 · Hartford, Conn · UCCL03992
- SLC to Harriet E. Whitmore, 25 December 1889 · Hartford, Conn · UCCL11274
- SLC, OLC to Olivia Lewis Langdon, 27 December 1889 · Hartford, Conn · UCCL03994
- Clara L. Clemens to Olivia Lewis Langdon, 27 December 1889 · Hartford, Conn · UCCL03996
- SLC to Annie E. Trumbull, Unknown date · Unknown place · UCCL11273
- Susy (Olivia Susan) Clemens to Grace E. King, January 1890 · Hartford, Conn · UCCL11907
- OLC to Olivia Lewis Langdon, 2 February 1890 · Hartford, Conn · UCCL04011
- OLC to Olivia Lewis Langdon, 10 March 1890 · Hartford, Conn · UCCL04024
- Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, 6 April 1890 · Hartford, Conn · UCCL04037
- SLC to John J. McCook, 8 April 1890 · Hartford, Conn · UCCL04038
- OLC to Olivia Lewis Langdon, 20 April 1890 · Hartford, Conn · UCCL04042
- Clara L. Clemens to Olivia Lewis Langdon, 14 June 1890 · Hartford, Conn · UCCL04052
- Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, 1 July 1890 · Tannersville, N.Y · UCCL04057
- Jean Clemens to Olivia Lewis Langdon, 1 July 1890 · Tannersville, N.Y · UCCL04059
- SLC to Franklin G. Whitmore, 6 July 1890 · Tannersville, N.Y · UCCL10486
- SLC to Franklin G. Whitmore, 9 July 1890 · Tannersville, N.Y · UCCL09830
- OLC to SLC, 16 July 1890 · Tannersville, N.Y · UCCL11855
- SLC to Franklin G. Whitmore, 5 August 1890 · Tannersville, N.Y · UCCL04072
- SLC to Miss Lanigan, 6 August 1890 · Tannersville, N.Y · UCCL04074
- SLC to Franklin G. Whitmore, 6 August 1890 · Tannersville, N.Y · UCCL01994
- SLC to Franklin G. Whitmore, 13 August 1890 · New York, N.Y · UCCL04080
- SLC, OLC to Olivia Lewis Langdon, 19 August 1890 · Elmira, N.Y · UCCL04082
- SLC to Franklin G. Whitmore, 21 August 1890 · Elmira, N.Y · UCCL09831
- OLC to Olivia Lewis Langdon, 24 August 1890 · Tannersville, N.Y · UCCL04084
- Jean Clemens to Olivia Lewis Langdon, 24 August 1890 · Tannersville, N.Y · UCCL04085
- SLC to Franklin G. Whitmore, 1 September 1890 · Tannersville, N.Y · UCCL09832
- SLC to Joseph T. Goodman, 8 September 1890 · Hartford, Conn · UCCL11280
- OLC to Olivia Lewis Langdon, 15 September 1890 · Tannersville, N.Y · UCCL04096
- SLC to Onteora Club ladies, 27 September 1890 · Hartford, Conn · UCCL08936
- SLC to Friedrich Reimer, 13 October 1890 · Hartford, Conn · UCCL08938
- SLC to Candace Wheeler, 13 October 1890 · Hartford, Conn · UCCL08937
- SLC to Candace Wheeler, 15 October 1890 · Hartford, Conn · UCCL02448
- Susy (Olivia Susan) Clemens to Olivia Lewis Langdon, 20 October 1890 · Bryn Mawr, Pa · UCCL04104
- OLC to Olivia Lewis Langdon, 26 October 1890 · Hartford, Conn · UCCL04107
- OLC to Olivia Lewis Langdon, 3 November 1890 · Hartford, Conn · UCCL04109
- OLC to Olivia Lewis Langdon, 8 November 1890 · Hartford, Conn · UCCL04112
- Isabel V. Lyon to Harriet E. Whitmore, 3 December 1890 · Unknown place · UCCL10985
- Jean Clemens to Harriet E. Whitmore, 1890 · Unknown place · UCCL03999
- OLC to Harriet E. Whitmore, 3 January 1891 · Hartford, Conn · UCCL04153
- SLC to OLC, 6 February 1891 · Hartford, Conn · UCCL12020
- SLC to James B. Pond, 31 March 1891 · Hartford, Conn · UCCL02449
- SLC to Robert U. Johnson, 10 July 1891 · Aix-les-Bains, France · UCCL04220
- OLC to SLC, 26 August 1891 · Berlin, Germany · UCCL11856
- OLC to SLC, 20 September 1891 · Ouchy, Switzerland · UCCL11857
- OLC to SLC, 21 September 1891 · Ouchy, Switzerland · UCCL11858
- SLC to Charles D. Warner, 22 September 1891 · Rhone River, France · UCCL04231
- OLC to SLC, 22 September 1891 · Ouchy, Switzerland · UCCL11859
- OLC to Harriet E. Whitmore, 23 September 1891 · Ouchy, Switzerland · UCCL04232
- OLC to SLC, 25 September 1891 · Ouchy, Switzerland · UCCL11860
- OLC to SLC, 26 September 1891 · Ouchy, Switzerland · UCCL11861
- OLC to SLC, 26 September–27 September 1891 · Ouchy, Switzerland · UCCL11862
- OLC to SLC, 29 September 1891 · Ouchy, Switzerland · UCCL11863
- OLC to SLC, 30 September 1891 · Ouchy, Switzerland · UCCL11864
- SLC to Franklin G. Whitmore, 16 October 1891 · Berlin, Germany · UCCL04246
- SLC to Franklin G. Whitmore, 9 November 1891 · Berlin, Germany · UCCL04252
- SLC to Frederick J. Hall, 20 November 1891 · Berlin, Germany · UCCL04254
- SLC per Olivia L. Clemens to Franklin G. Whitmore, 23–28 November 1891 · Berlin, Germany · UCCL04256
- SLC, OLC to George H. Warner, 1 December 1891 · Berlin, Germany · UCCL04258
- SLC to Thomas Marion Williams, 25 January 1892 · Berlin, Germany · UCCL04267
- SLC to Miss Page, 1 May 1892 · Florence, Italy · UCCL08941
- SLC to Miss Page, 1 May 1892 · Florence, Italy · UCCL02452
- OLC to Harriet E. Whitmore, 5 May 1892 · Florence, Italy · UCCL04287
- SLC to Franklin G. Whitmore, 22 May 1892 · Venice, Italy · UCCL04293
- OLC to SLC, 18 June 1892 · Bad Nauheim, Germany · UCCL11865
- SLC to Unidentified, 19 June 1892 · SS Havel · UCCL04300
- OLC to SLC, 23 June 1892 · Bad Nauheim, Germany · UCCL04301
- SLC to Franklin G. Whitmore, 7 August 1892 · Unknown place · UCCL09833
- SLC to Charles J. Langdon, 7 August 1892 · Bad Nauheim, Germany · UCCL01660
- SLC to Franklin G. Whitmore, 2 November 1892 · Florence, Italy · UCCL08923
- SLC to Miss Page, 8 November 1892 · Florence, Italy · UCCL02401
- SLC to Chatto & Windus, 16 December 1892 · Florence, Italy · UCCL02454
- OLC to Harriet E. Whitmore, 5 January 1893 · Florence, Italy · UCCL04322
- SLC to Julia N. Jackson, 14 January 1893 · Florence, Italy · UCCL11411
- SLC to Franklin G. Whitmore, 2 March 1893 · Florence, Italy · UCCL04347
- SLC to Franklin G. Whitmore, 16 March 1893 · Florence, Italy · UCCL04352
- SLC to Susan L. Crane, 19–20 March 1893 · Florence, Italy · UCCL04353
- OLC to SLC, 26 March 1893 · Florence, Italy · UCCL04359
- OLC to SLC, 2 April 1893 · Venice, Italy · UCCL04361
- SLC to Franklin G. Whitmore, 7 April 1893 · New York, N.Y · UCCL09834
- OLC to SLC, 9 April 1893 · Venice, Italy · UCCL04368
- OLC to SLC, 24 April 1893 · Florence, Italy · UCCL04385
- OLC to SLC, 28 April 1893 · Florence, Italy · UCCL04388
- OLC to SLC, 30 April 1893 · Florence, Italy · UCCL04390
- SLC to Franklin G. Whitmore, 1 May 1893 · New York, N.Y · UCCL04392
- SLC to Ida Langdon, 11 May 1893 · New York, N.Y · UCCL04401
- OLC to Harriet E. Whitmore, 2 June 1893 · Florence, Italy · UCCL04409
- SLC, OLC to A. Hall, 14 June 1893 · Florence, Italy · UCCL08837
- SLC to Chatto & Windus, 30 July 1893 · Krankenheil, Germany · UCCL08931
- SLC to Franklin G. Whitmore, 13 September 1893 · New York, N.Y · UCCL04448
- SLC to Murat Halstead, 20 October 1893 · New York, N.Y · UCCL08838
- SLC to Franklin G. Whitmore, 14 November 1893 · New York, N.Y · UCCL04488
- SLC to Clarence C. Buel, 14 December 1893 · New York, N.Y · UCCL04527
- SLC to Henry H. Rogers, 20 December 1893 · New York, N.Y · UCCL04534
- SLC to Henry H. Rogers, 21 December 1893 · New York, N.Y · UCCL03918
- OLC to Harriet E. Whitmore, 25 December 1893 · Paris, France · UCCL04535
- SLC to Bram Stoker, 2 February 1894 · New York, N.Y · UCCL08839
- SLC to Bram Stoker, 13 February 1894 · New York, N.Y · UCCL02461
- SLC to Unidentified, April 1894 · Unknown place · UCCL09299
- OLC to SLC, 10 April 1894 · Paris, France · UCCL11866
- SLC to Franklin G. Whitmore, 12 April 1894 · SS New York · UCCL09835
- OLC to SLC, 12 and 13 April 1894 · Paris, France · UCCL10489
- OLC to SLC, 26 April–27 April 1894 · Paris, France · UCCL11867
- SLC to Unidentified, May 1894 · SS New York · UCCL11010
- SLC to Henry H. Rogers, 29 June 1894 · La Bourboule, France · UCCL04749
- SLC to G. W. Knowlton, 11 August 1894 · Hartford, Conn · UCCL04780
- SLC to Charles W. Dayton, 1 September 1894 · Etretat, France · UCCL04784
- SLC to Henry H. Rogers, 16 September 1894 · Etretat, France · UCCL09291
- SLC to Franklin G. Whitmore, 23 October 1894 · Rouen, France · UCCL04801
- SLC to Franklin G. Whitmore, 16 November 1894 · Paris, France · UCCL04811
- SLC to Henry H. Rogers, 21 December 1894 · Paris, France · UCCL04826
- SLC to Franklin G. Whitmore, 8 January 1895 · Paris, France · UCCL04834
- SLC to Elizabeth Hart Colt, 15 February 1895 · Paris, France · UCCL04844
- SLC to George H. Warner, 9 March 1895 · New York, N.Y · UCCL04849
- SLC to Franklin G. Whitmore, 24 March 1895 · New York, N.Y · UCCL04854
- SLC to Franklin G. Whitmore, 27 March 1895 · New York, N.Y · UCCL04855
- SLC to Franklin G. Whitmore, 7 April 1895 · Paris, France · UCCL04863
- SLC to Franklin G. Whitmore, 30 May 1895 · Elmira, N.Y · UCCL04883
- OLC to Franklin G. Whitmore, 18 June 1895 · Elmira, N.Y · UCCL04893
- OLC to Franklin G. Whitmore, 25 June 1895 · Elmira, N.Y · UCCL04902
- SLC to Henry H. Rogers, 26 June 1895 · Elmira, N.Y · UCCL04903
- SLC, Franklin G. Whitmore to John Horne, 29 June 1895 · Unknown place · UCCL09844
- SLC to Franklin G. Whitmore, 6 July 1895 · Elmira, N.Y · UCCL09836
- SLC to Henry H. Rogers, 7 August 1895 · Spokane, Wash · UCCL04940
- SLC to Henry H. Rogers, 15 August 1895 · Vancouver, Canada · UCCL04944
- SLC to Richard Watson Gilder, Robert U. Johnson, Clarence C. Buel, William Carey, William F. Clark and Mary Mapes Dodge, 17 August 1895 · Vancouver, Canada · UCCL02462
- SLC, OLC to Franklin G. Whitmore, 20 August 1895 · Vancouver, Canada · UCCL04955
- OLC to Franklin G. Whitmore, 7 October 1895 · Melbourne, Australia · UCCL04967
- SLC to Franklin G. Whitmore, 5 April 1896 · SS Wardha · UCCL05036
- OLC to Harriet E. Whitmore, 9 April 1896 · SS Wardha · UCCL05038
- SLC to Henry H. Rogers, 24 April 1896 · Curepipe, Mauritius · UCCL05041
- SLC to Henry H. Rogers, 26 May 1896 · Pretoria, South Africa · UCCL05056
- SLC to Henry H. Rogers, 6 June 1896 · Queenstown, South Africa · UCCL05066
- SLC to Clara L. Clemens, 8 June 1896 · King William’s Town, Africa · UCCL05070
- SLC to Henry H. Rogers, 19 June 1896 · Port Elizabeth, South Africa · UCCL05078
- SLC to Henry H. Rogers, 22 July 1896 · SS Norman · UCCL05087
- SLC to Henry H. Rogers, 31 July 1896 · Southampton, England · UCCL05088
- SLC to Ainsworth R. Spofford, 11 August 1896 · London, England · UCCL08841
- SLC to Henry H. Rogers, 12 August 1896 · Guildford, England · UCCL05093
- SLC to Charles J. Langdon, 13 September 1896 · London, England · UCCL05109
- SLC to Franklin G. Whitmore, 14 September 1896 · London, England · UCCL05112
- SLC to Franklin G. Whitmore, 14 September 1896 · London, England · UCCL05111
- SLC to Franklin G. Whitmore, 23 September 1896 · London, England · UCCL05115
- SLC to Edward M. Bunce, 16 October 1896 · London, England · UCCL05131
- OLC to Mary M. Fairbanks, 28 December 1896 · London, England · UCCL05902
- SLC to Swinton Jacob, January 1897 · London, England · UCCL09348
- SLC to James R. Clemens, 5 March 1897 · London, England · UCCL05184
- SLC to James R. Clemens, 25 March 1897 · London, England · UCCL08843
- SLC to Frank Fuller, 26 March 1897 · London, England · UCCL08844
- OLC to James R. Clemens, 1 April 1897 · London, England · UCCL10513
- SLC to James R. Clemens, 8 April 1897 · London, England · UCCL11000
- SLC to Henry H. Rogers, 14 April 1897 · London, England · UCCL05202
- OLC to Harriet E. Whitmore, 22 April 1897 · London, England · UCCL05205
- SLC to James R. Clemens, 6 May 1897 · London, England · UCCL08845
- SLC to Bram Stoker, 6 May 1897 · London, England · UCCL08846
- SLC to James R. Clemens, 2 June 1897 · London, England · UCCL05222
- SLC to James R. Clemens, 2 June 1897 · London, England · UCCL05220
- SLC to James R. Clemens, 3 June 1897 · London, England · UCCL05225
- SLC to James R. Clemens, 25 June 1897 · London, England · UCCL05234
- OLC to Bryan M. Clemens, 30 June 1897 · London, England · UCCL08847
- SLC to London Postmaster, 16 July 1897 · London, England · UCCL05263
- SLC to Franklin G. Whitmore, 29 July 1897 · Weggis, Switzerland · UCCL05273
- SLC to Chatto & Windus, 15 September 1897 · Weggis, Switzerland · UCCL08848
- SLC to John Fletcher Hurst, 8 October 1897 · Vienna, Austria · UCCL05296
- SLC to Unidentified, 14 October 1897 · Vienna, Austria · UCCL05297
- SLC to James R. Clemens, 21 October 1897 · Vienna, Austria · UCCL05299
- OLC to James R. Clemens, December–May 1899 · Unknown place · UCCL10060
- OLC to Bryan M. Clemens, 18 December 1897 · Vienna, Austria · UCCL08849
- OLC to James R. Clemens, Unknown date, London, England · UCCL08406
- SLC to Sigmund Schlesinger, 1 February 1898 · Vienna, Austria · UCCL05338
- SLC to Mr. and Mrs. R. Howard Krause, 11 February 1898 · Vienna, Austria · UCCL09353
- Clara L. Clemens to James B. Pond, 21 February 1898 · Vienna, Austria · UCCL05353
- SLC to Francis E. Bliss, 27 February 1898 · Vienna, Austria · UCCL08850
- OLC to Charles J. Langdon, 24 April 1898 · Vienna, Austria · UCCL05378
- SLC to Bettina Wirth, 19 June 1898 · Kaltenleutgeben, Austria · UCCL08851
- SLC to James R. Clemens, 29 June 1898 · Kaltenleutgeben, Austria · UCCL05405
- SLC to Franklin G. Whitmore, 9 July 1898 · Kaltenleutgeben, Austria · UCCL05410
- SLC to James R. Clemens, 20 July 1898 · Kaltenleutgeben, Austria · UCCL08852
- SLC to Franklin G. Whitmore, 20 July 1898 · Kaltenleutgeben, Austria · UCCL05413
- SLC to Unidentified, 2 August 1898 · Kaltenleutgeben, Austria · UCCL09355
- Clara L. Clemens to James R. Clemens, 10 September 1898 · Kaltenleutgeben, Austria · UCCL11016
- OLC to Mary B. Cheney, 7 October 1898 · Kaltenleutgeben, Austria · UCCL05445
- SLC to Wirt Fountain Pen, 11 October 1898 · Kaltenleutgeben, Austria · UCCL05447
- SLC to Marianna Brandt Bunce, 2 December 1898 · Vienna, Austria · UCCL05474
- SLC to Franklin G. Whitmore, 21 January 1899 · Vienna, Austria · UCCL05537
- SLC to James R. Clemens, 5 March 1899 · Vienna, Austria · UCCL05555
- SLC, OLC to Katharine B. Clemens, 29 March 1899 · Vienna, Austria · UCCL05570
- OLC to James R. Clemens, 29 March 1899 · Vienna, Austria · UCCL08854
- SLC to Francis E. Bliss, 31 March–2 April 1899 · Vienna, Austria · UCCL05571
- SLC to James R. and Katharine B. Clemens, 3 May 1899 · Vienna, Austria · UCCL08855
- SLC to James R. Clemens, 24 May 1899 · Vienna, Austria · UCCL05594
- OLC to Katharine B. Clemens, 24 June 1899 · London, England · UCCL02479
- SLC to Franklin G. Whitmore, 26 October 1899 · London, England · UCCL05695
- SLC to Dr. Sullivan, 8 November 1899 · London, England · UCCL08943
- OLC to Katharine B. Clemens, 8 December 1899 · London, England · UCCL08853
- SLC to J. Henry Harper, 21 December 1899 · London, England · UCCL05720
- SLC to James R. Clemens, 12 January 1900 · London, England · UCCL05746
- OLC to Mary B. Cheney, 25 February 1900 · London, England · UCCL05763
- OLC to James R. and Katharine B. Clemens, 27 March 1900 · London, England · UCCL10949
- SLC to James R. and Katharine B. Clemens, 28 March 1900 · London, England · UCCL08858
- OLC to James R. Clemens, 30 March 1900 · London, England · UCCL08859
- OLC to James R. Clemens, 4 April 1900 · London, England · UCCL08860
- SLC to James R. Clemens, May 1900 · London, England · UCCL08311
- OLC to Ellen C. Taft, 6 May 1900 · London, England · UCCL05803
- OLC to Katharine B. Clemens, 10 May–24 May 1900 · London, England · UCCL08861
- OLC to Katharine B. Clemens, 29 May 1900 · London, England · UCCL08863
- SLC to Katharine B. Clemens, 13 June 1900 · London, England · UCCL05820
- SLC to James R. Clemens, 12 July 1900 · London, England · UCCL05834
- OLC to Katharine B. Clemens, 12 July 1900 · London, England · UCCL02663
- Jean Clemens to Katharine B. Clemens, 15 July 1900 · London, England · UCCL08864
- SLC to James R. Clemens, 18 July 1900 · London, England · UCCL05835
- SLC to James R. Clemens, 25 July 1900 · London, England · UCCL05837
- OLC to James R. Clemens, 25 July 1900 · London, England · UCCL08865
- SLC to Franklin G. Whitmore, 17 August 1900 · London, England · UCCL09837
- OLC to Katharine B. Clemens, 22 August 1900 · London, England · UCCL08866
- SLC to Percy Spalding, 2 September 1900 · London, England · UCCL09271
- SLC to Francis E. Bliss, 18 September 1900 · London, England · UCCL05864
- OLC to Harriet E. Whitmore, 23 September 1900 · London, England · UCCL05866
- OLC to Katharine B. Clemens, 6 October 1900 · London, England · UCCL10114
- Clara L. Clemens to Harriet E. Whitmore, 21 October 1900 · New York, N.Y · UCCL05880
- SLC to Franklin G. Whitmore, 13 November 1900 · New York, N.Y · UCCL09838
- SLC to Henry H. Rogers, 21 November 1900 · New York, N.Y · UCCL05917
- SLC to ? Lee, 4 December 1900 · New York, N.Y · UCCL05924
- OLC to Harriet E. Whitmore, 15 December 1900 · New York, N.Y · UCCL05934
- SLC to Richard Watson Gilder, 18 December 1900 · New York, N.Y · UCCL11011
- SLC to Nathaniel Meyers, 13 January 1901 · New York, N.Y · UCCL08539
- SLC to W. O. Fuller, Jr., 26 January 1901 · New York, N.Y · UCCL05984
- SLC to Laura F. McQuiston, 26 March 1901 · New York, N.Y · UCCL08868
- SLC to Laura F. McQuiston, 28 March 1901 · New York, N.Y · UCCL08869
- SLC to Laura F. McQuiston, 31 March 1901 · New York, N.Y · UCCL08870
- SLC to Laura F. McQuiston, 1 April 1901 · New York, N.Y · UCCL08871
- SLC to Francis E. Bliss, 4 April 1901 · New York, N.Y · UCCL06032
- OLC to Harriet E. Whitmore, 2 May 1901 · Baltimore, Md · UCCL06050
- OLC to Harriet E. Whitmore, 9 May 1901 · New York, N.Y · UCCL06055
- OLC to Maria C. Gay, 2 June 1901 · New York, N.Y · UCCL06067
- SLC to Henry H. Rogers, 14 June 1901 · New York, N.Y · UCCL08872
- SLC to Franklin G. Whitmore, 29 September 1901 · New York, N.Y · UCCL06147
- SLC to Susan L. Crane, October 1901 · Riverdale, N.Y · UCCL09366
- SLC to Franklin G. Whitmore, 26 October 1901 · Riverdale, N.Y · UCCL06167
- SLC to Unidentified, 1 November–1 November 1902 · Riverdale, N.Y · UCCL08281
- SLC to Frank Fuller, 16 November 1901 · Riverdale, N.Y · UCCL08873
- SLC to Miss Hart, 20 November 1901 · Riverdale, N.Y · UCCL08874
- OLC to Harriet E. Whitmore, 20 November 1901 · Riverdale, N.Y · UCCL06172
- SLC to Ida Langdon, 24 December 1901 · Riverdale, N.Y · UCCL06195
- OLC to Laura Schutz, 4 February 1902 · Riverdale, N.Y · UCCL06267
- OLC to William Winter, 15 February 1902 · Riverdale, N.Y · UCCL08876
- SLC to Franklin G. Whitmore, 5 March 1902 · Riverdale, N.Y · UCCL09839
- OLC to William Winter, 14 March 1902 · Riverdale, N.Y · UCCL08877
- OLC to Katharine B. Clemens, 4 May 1902 · Riverdale, N.Y · UCCL08878
- SLC to Henry H. Rogers, 16 May 1902 · Riverdale, N.Y · UCCL06338
- OLC to Katharine B. Clemens, 17 May 1902 · Riverdale, N.Y · UCCL06340
- SLC to Franklin G. Whitmore, 19 May 1902 · Riverdale, N.Y · UCCL06341
- SLC to James R. Clemens, 23 May 1902 · Riverdale, N.Y · UCCL06343
- OLC to Katharine B. Clemens, 27 May 1902 · Riverdale, N.Y · UCCL08879
- OLC to Harriet E. Whitmore, 27 May 1902 · Riverdale, N.Y · UCCL06348
- SLC to Katharine B. Clemens, June 1902 · Unknown place · UCCL09369
- OLC to Harriet E. Whitmore, 2 June 1902 · Riverdale, N.Y · UCCL06353
- SLC to James R. Clemens, 6 June 1902 · St. Louis, Mo · UCCL09370
- SLC to James R. Clemens, 10 June 1902 · Riverdale, N.Y · UCCL06357
- SLC to James R. Clemens, 13 June 1902 · Riverdale, N.Y · UCCL06363
- SLC to George Iles, 13 June 1902 · Riverdale, N.Y · UCCL06365
- Jean Clemens to Harriet E. Whitmore, 20 June 1902 · Riverdale, N.Y · UCCL06371
- OLC to Harriet E. Whitmore, 21 June 1902 · Riverdale, N.Y · UCCL06374
- SLC to Henry H. Rogers, 27 June 1902 · York Harbor, Me · UCCL06377
- SLC to James R. Clemens, 29 June 1902 · York Harbor, Me · UCCL06379
- OLC to Harriet E. Whitmore, 30 June 1902 · Riverdale, N.Y · UCCL06381
- SLC to Franklin G. Whitmore, 3 July 1902 · York Harbor, Me · UCCL06384
- SLC to Klaw & Erlanger, 27 July 1902 · York Harbor, Me · UCCL06391
- OLC to James R. Clemens, 27 July 1902 · York Harbor, Me · UCCL08882
- SLC to Franklin G. Whitmore, 30 July 1902 · York Harbor, Me · UCCL06394
- SLC to Franklin G. Whitmore, 2 August 1902 · York Harbor, Me · UCCL09840
- SLC to Franklin G. Whitmore, 21 August 1902 · York Harbor, Me · UCCL06409
- SLC to James R. Clemens and Katharine B. Clemens, 22 August 1902 · York Harbor, Me · UCCL06413
- SLC to Katharine B. Clemens, 27 August 1902 · York Harbor, Me · UCCL06416
- SLC to Ida Langdon, 28 August 1902 · York Harbor, Me · UCCL06418
- SLC to Henry H. Rogers, 28 August 1902 · York Harbor, Me · UCCL06419
- Clara L. Clemens to Harriet E. Whitmore, 8 September 1902 · York Harbor, Me · UCCL06429
- SLC to James R. Clemens, 15 September 1902 · York Harbor, Me · UCCL08883
- SLC to Katharine B. Clemens, 26 September 1902 · York Harbor, Me · UCCL06443
- Clara L. Clemens to W. L. Hawkes, 29 September 1902 · York Harbor, Me · UCCL12023
- SLC to Franklin G. Whitmore, 6 October 1902 · York Harbor, Me · UCCL06455
- SLC to Franklin G. Whitmore, 21 October 1902 · New York, N.Y · UCCL09841
- SLC to James R. Clemens, 23 October 1902 · Riverdale, N.Y · UCCL06472
- SLC to John W. Alexander, 24 October 1902 · Riverdale, N.Y · UCCL08884
- SLC to Franklin G. Whitmore, 24 November 1902 · Riverdale, N.Y · UCCL06492
- SLC per Isabel V. Lyon to Mrs. Goodwin, 6 December 1902 · Riverdale, N.Y · UCCL06502
- Clara L. Clemens to Harriet E. Whitmore, 10 December 1902 · Riverdale, N.Y · UCCL06509
- SLC per Isabel V. Lyon to Francis E. Bliss, 16 December 1902 · Riverdale, N.Y · UCCL11523
- SLC to Charles J. Langdon, 26 December 1902 · Riverdale, N.Y · UCCL06531
- SLC to Henry H. Rogers, 1 January 1903 · Riverdale, N.Y · UCCL08625
- SLC to Franklin G. Whitmore, 5 April 1903 · Riverdale, N.Y · UCCL10142
- SLC to Franklin G. Whitmore, 5 April 1903 · Riverdale, N.Y · UCCL06615
- OLC per Isabel V. Lyon to Franklin G. Whitmore, 20 April 1903 · Riverdale, N.Y · UCCL06628
- SLC to Franklin G. Whitmore, 28 April 1903 · Riverdale, N.Y · UCCL06638
- SLC to Franklin G. Whitmore, 29 April 1903 · New York, N.Y · UCCL09842
- OLC to Franklin G. Whitmore, May 1903 · Riverdale, N.Y · UCCL06543
- SLC to Franklin G. Whitmore, 7 May 1903 · Riverdale, N.Y · UCCL06650
- SLC to Franklin G. Whitmore, 9 May 1903 · Riverdale, N.Y · UCCL06652
- OLC per Isabel V. Lyon to Franklin G. Whitmore, 9 May 1903 · Riverdale, N.Y · UCCL06653
- OLC to Franklin G. Whitmore, 9–10 May 1903 · Riverdale, N.Y · UCCL06654
- SLC, OLC to Franklin G. Whitmore, 11 May 1903 · Riverdale, N.Y · UCCL06642
- OLC to Franklin G. Whitmore, 15 May 1903 · Riverdale, N.Y · UCCL06662
- SLC per Isabel V. Lyon to Franklin G. Whitmore, 20 May 1903 · Riverdale, N.Y · UCCL06665
- SLC per Isabel V. Lyon to Franklin G. Whitmore, 23 May 1903 · Riverdale, N.Y · UCCL06667
- SLC to Harriet E. Whitmore, 16 June 1903 · Riverdale, N.Y · UCCL06680
- SLC per Isabel V. Lyon to Roycrofters, 4 July 1903 · Riverdale, N.Y · UCCL10590
- SLC to Harriet E. Whitmore, 25 July 1903 · Elmira, N.Y · UCCL06710
- OLC to Harriet E. Whitmore, 2–15 September 1903 · Elmira, N.Y · UCCL06542
- SLC to Hartford Postmaster, 1 October 1903 · Elmira, N.Y · UCCL08885
- SLC to Franklin G. Whitmore, 1 October 1903 · Elmira, N.Y · UCCL08967
- SLC to William W. Denslow, 2 October 1903 · Elmira, N.Y · UCCL08886
- OLC to Harriet E. Whitmore, 14 October 1903 · New York, N.Y · UCCL06742
- SLC to Unidentified, 23 October 1903 · New York, N.Y · UCCL11262
- SLC to Edward B. Caulfield, 18 November 1903 · Florence, Italy · UCCL06756
- SLC to Edward B. Caulfield, 19 or 20 November 1903 · Florence, Italy · UCCL10950
- SLC per Isabel V. Lyon to Edward B. Caulfield, 4 January 1904 · Florence, Italy · UCCL08887
- SLC to Margaret Sherry, 7 February 1904 · Florence, Italy · UCCL08888
- SLC to Charles J. Langdon, 14 February 1904 · Florence, Italy · UCCL06794
- SLC per Isabel V. Lyon to Harriet E. Whitmore, 8 March 1904 · Florence, Italy · UCCL06807
- SLC to Margaret Sherry, 5 April 1904 · Florence, Italy · UCCL08889
- SLC to Charles J. Langdon, 27 May 1904 · Florence, Italy · UCCL06840
- SLC to Charles J. Langdon, 6 June 1904 · Florence, Italy · UCCL06860
- SLC to Charles J. Langdon, 8 June 1904 · Florence, Italy · UCCL06865
- SLC to Charles J. Langdon, 8 June 1904 · Florence, Italy · UCCL06864
- SLC to Charles J. Langdon, 13 June 1904 · Florence, Italy · UCCL06869
- SLC to Charles J. Langdon, 19 June 1904 · Florence, Italy · UCCL06875
- SLC to Unidentified, 21 June 1904 · Florence, Italy · UCCL06854
- SLC to Franklin G. Whitmore and Harriet E. Whitmore, 22 June 1904 · Florence, Italy · UCCL06879
- SLC to Charles J. Langdon, 26 June 1904 · Rome, Italy · UCCL06881
- SLC to Mary B. Cheney, 21 July 1904 · Lee, Mass · UCCL06895
- SLC to Charles J. Langdon, 25 July 1904 · Lee, Mass · UCCL06901
- SLC to Clara L. Clemens, 26 July 1904 · Lee, Mass · UCCL06903
- SLC to Franklin G. Whitmore, 10 September 1904 · New York, N.Y · UCCL06920
- SLC to Ida Langdon, 22 September 1904 · New York, N.Y · UCCL11275
- SLC to Unidentified, October 1904 · New York, N.Y · UCCL09704
- SLC to Franklin G. Whitmore, 28 October 1904 · New York, N.Y · UCCL06939
- SLC to Franklin G. Whitmore, 11 November 1904 · New York, N.Y · UCCL06949
- SLC to Jean Clemens, 27 November 1904 · Unknown place · UCCL11263
- OLC to SLC, 1904 · Unknown place · UCCL06780
- Isabel V. Lyon to Harriet E. Whitmore, 8 January 1905 · New York, N.Y · UCCL10951
- Isabel V. Lyon to Harriet E. Whitmore, 6 February 1905 · New York, N.Y · UCCL10986
- Isabel V. Lyon to Harriet E. Whitmore, 9 February 1905 · New York, N.Y · UCCL11113
- SLC to Susan L. Crane, 13 March 1905 · New York, N.Y · UCCL07016
- SLC to Katharine B. Clemens, 31 August 1905 · Dublin, N.H · UCCL07121
- SLC to Henry H. Rogers, 7 September 1905 · Dublin, N.H · UCCL07132
- SLC to John P. Cowan, 29 November 1905 · New York, N.Y · UCCL02574
- SLC to Unidentified, 30 November 1905 · New York, N.Y · UCCL09375
- SLC to Milt Goodkind, 6 December 1905 · New York, N.Y · UCCL08890
- SLC to Annie E. Trumbull, 9 December 1905 · New York, N.Y · UCCL07245
- SLC to Josephine P. Peabody, 25 December 1905 · Unknown place · UCCL11013
- SLC to William R. Coe, 26 December 1905 · New York, N.Y · UCCL07255
- SLC per Isabel V. Lyon to L. E. Shattuck, 15 February 1906 · New York, N.Y · UCCL07344
- SLC to Isidor Lewi, 6 March 1906 · New York, N.Y · UCCL11645
- SLC to Charles J. Langdon, 4 April 1906 · New York, N.Y · UCCL07412
- SLC per Isabel V. Lyon to John Greenall, 6 April 1906 · New York, N.Y · UCCL08891
- SLC to Henry H. Rogers, 6 June 1906 · Dublin, N.H · UCCL07450
- SLC per Isabel V. Lyon to Henry H. Rogers, 13 June 1906 · Dublin, N.H · UCCL07457
- SLC to Harriet E. Whitmore, 25 June 1906 · Dublin, N.H · UCCL09252
- SLC to Mary B. Rogers, 4 July 1906 · Fairhaven, Conn · UCCL09251
- SLC to Unidentified, October 1906 · Unknown place · UCCL09249
- SLC per Isabel V. Lyon to Harriet E. Whitmore, 9 October 1906 · Dublin, N.H · UCCL07540
- SLC to Katharine B. Clemens, 16 October 1906 · Dublin, N.H · UCCL07549
- Isabel V. Lyon for SLC to Harriet E. Whitmore, 21 October 1906 · New York, N.Y · UCCL07551
- Clara L. Clemens to Ossip Gabrilowitsch, 28 October 1906 · New York, N.Y · UCCL12262
- Clara L. Clemens to Ossip Gabrilowitsch, 3 November 1906 · New York, N.Y · UCCL12263
- Clara L. Clemens to Ossip Gabrilowitsch, 8 November 1906 · New York, N.Y · UCCL12264
- Isabel V. Lyon to Harriet E. Whitmore, 12 November 1906 · New York, N.Y · UCCL10962
- Clara L. Clemens to Ossip Gabrilowitsch, 13 November 1906 · New York, N.Y · UCCL12265
- Clara L. Clemens to Ossip Gabrilowitsch, 15 November 1906 · New York, N.Y · UCCL12266
- Clara L. Clemens to Ossip Gabrilowitsch, 16 November 1906 · New York, N.Y · UCCL12267
- Clara L. Clemens to Ossip Gabrilowitsch, 21 November 1906 · New York, N.Y · UCCL12268
- Clara L. Clemens to Ossip Gabrilowitsch, 23 November 1906 · New York, N.Y · UCCL12269
- Clara L. Clemens to Ossip Gabrilowitsch, 28 November 1906 · Katonah, N.Y · UCCL12270
- Clara L. Clemens to Ossip Gabrilowitsch, 6 December 1906 · New York, N.Y · UCCL12271
- Clara L. Clemens to Ossip Gabrilowitsch, 12 December 1906 · New York, N.Y · UCCL12272
- Clara L. Clemens to Ossip Gabrilowitsch, 1 January 1907 · New York, N.Y · UCCL12273
- Clara L. Clemens to Ossip Gabrilowitsch, 3 January 1907 · New York, N.Y · UCCL12274
- Clara L. Clemens to Ossip Gabrilowitsch, 6 January 1907 · New York, N.Y · UCCL12275
- Clara L. Clemens to Ossip Gabrilowitsch, 8 January 1907 · New York, N.Y · UCCL12276
- Clara L. Clemens to Ossip Gabrilowitsch, 10 January 1907 · Elmira, N.Y · UCCL12277
- Clara L. Clemens to Ossip Gabrilowitsch, 14 January 1907 · Katonah, N.Y · UCCL12278
- Clara L. Clemens to Ossip Gabrilowitsch, 17 January 1907 · Katonah, N.Y · UCCL12279
- Clara L. Clemens to Ossip Gabrilowitsch, 21 January 1907 · Katonah, N.Y · UCCL12280
- Clara L. Clemens to Ossip Gabrilowitsch, 24 January 1907 · New York, N.Y · UCCL12281
- Clara L. Clemens to Ossip Gabrilowitsch, 1 February 1907 · New Bedford, Mass · UCCL12282
- Clara L. Clemens to Ossip Gabrilowitsch, 4 February 1907 · New York, N.Y · UCCL12283
- Clara L. Clemens to Ossip Gabrilowitsch, 5 February 1907 · Providence, R.I · UCCL12285
- Clara L. Clemens to Ossip Gabrilowitsch, 5 February 1907 · New York, N.Y · UCCL12284
- SLC to William D. Howells and Finley P. Dunne, 6 February 1907 · New York, N.Y · UCCL07644
- SLC to George B. Harvey, 6 February 1907 · New York, N.Y · UCCL05004
- Clara L. Clemens to Ossip Gabrilowitsch, 7 February 1907 · New York, N.Y · UCCL12286
- Clara L. Clemens to Ossip Gabrilowitsch, 9 February 1907 · New York, N.Y · UCCL12287
- Clara L. Clemens to Ossip Gabrilowitsch, 11 February 1907 · New York, N.Y · UCCL12288
- Clara L. Clemens to Ossip Gabrilowitsch, 12 February 1907 · New Britain, Conn · UCCL12289
- Clara L. Clemens to Ossip Gabrilowitsch, 13 February 1907 · Atlantic City, N.J · UCCL12290
- Clara L. Clemens to Ossip Gabrilowitsch, 14 February 1907 · Atlantic City, N.J · UCCL12292
- Clara L. Clemens to Ossip Gabrilowitsch, 14 February 1907 · Atlantic City, N.J · UCCL12291
- Clara L. Clemens to Ossip Gabrilowitsch, 21 February 1907 · Meriden, Conn · UCCL12293
- IVL for SLC to Harriet E. Whitmore, 25 February 1907 · New York, N.Y · UCCL07663
- SLC to Franklin G. Whitmore, March 1907 · Unknown place · UCCL11276
- Clara L. Clemens to Ossip Gabrilowitsch, 2 March 1907 · Pittsfield, Mass · UCCL12294
- SLC per Isabel V. Lyon to Harriet E. Whitmore, 4 March 1907 · New York, N.Y · UCCL07616
- Clara L. Clemens to Ossip Gabrilowitsch, 7 March 1907 · Fitchburg, Mass · UCCL12295
- Clara L. Clemens to Ossip Gabrilowitsch, 9 March 1907 · Providence, R.I · UCCL12296
- Isabel V. Lyon to Harriet E. Whitmore, 11 March 1907 · New York, N.Y · UCCL07674
- Clara L. Clemens to Ossip Gabrilowitsch, 11 March 1907 · Norwich, Conn · UCCL12297
- Clara L. Clemens to Ossip Gabrilowitsch, 16 March 1907 · New York, N.Y · UCCL12299
- Clara L. Clemens to Ossip Gabrilowitsch, 16 March 1907 · New York, N.Y · UCCL12298
- Clara L. Clemens to Ossip Gabrilowitsch, 26 March 1907 · New York, N.Y · UCCL12300
- Clara L. Clemens to Ossip Gabrilowitsch, 31 March 1907 · New York, N.Y · UCCL12301
- Clara L. Clemens to Ossip Gabrilowitsch, 1 April 1907 · New York, N.Y · UCCL12302
- Clara L. Clemens to Ossip Gabrilowitsch, 8 April 1907 · Boston, Mass · UCCL12303
- IVL for SLC to Harriet E. Whitmore, 10 April 1907 · New York, N.Y · UCCL07690
- Clara L. Clemens to Ossip Gabrilowitsch, 11 April 1907 · Cooperstown, N.Y · UCCL12304
- Clara L. Clemens to Ossip Gabrilowitsch, 16 April 1907 · Utica, N.Y · UCCL12305
- Clara L. Clemens to Ossip Gabrilowitsch, 16 April 1907 · Auburn, N.Y · UCCL12306
- SLC to Jean Clemens, June 1907 · Tuxedo Park, N.Y · UCCL07739
- Isabel V. Lyon to Harriet E. Whitmore, 27 June 1907 · Tuxedo Park, N.Y · UCCL10988
- SLC per Isabel V. Lyon to Charles M. and Pauline M. Fairbanks, 26 July 1907 · Tuxedo Park, N.Y · UCCL05950
- SLC to Clara L. Clemens, 27 July 1907 · Tuxedo Park, N.Y · UCCL07790
- SLC to Henry H. Rogers, 29 July 1907 · Tuxedo Park, N.Y · UCCL07792
- SLC to Clara L. Clemens, 5 September 1907 · Tuxedo Park, N.Y · UCCL07830
- SLC per Isabel V. Lyon to Katharine B. Clemens, 5 October 1907 · Tuxedo Park, N.Y · UCCL08894
- Clara L. Clemens to Harriet W. Enders, 1 December 1907 · New York, N.Y · UCCL07875
- SLC to Franklin G. Whitmore and Harriet E. Whitmore, 1 January 1908 · New York, N.Y · UCCL07908
- SLC to the Knickerbocker Trust Co. Depositors' Committee, 9 January 1908 * New York, N. Y · UCCL13121
- SLC to Other Depositors Knickerbocker Trust Co., 17 January 1908 · New York, N.Y · UCCL08895
- SLC to Jean Clemens, 27 January 1908 · Hamilton, Bermuda · UCCL07637
- SLC to Kate D. Riggs, 11 February 1908 · New York, N.Y · UCCL09382
- SLC to Charles J. Langdon, 11 February 1908 · New York, N.Y · UCCL07934
- SLC to Mai H. Coe, 2 March 1908 · Hamilton, Bermuda · UCCL07906
- SLC to Richard C. Carr, 17 April 1908 · New York, N.Y · UCCL08898
- SLC to Mai H. Coe, June 1908 · Unknown place · UCCL08012
- SLC to Commander D. Dow, 17 June 1908 · New York, N.Y · UCCL11268
- SLC to Mai H. Coe, 27 July 1908 · Redding, Conn · UCCL08061
- SLC to Charles M. Fairbanks, 2 August 1908 · Redding, Conn · UCCL05736
- SLC per Isabel V. Lyon to Katharine B. Clemens, 13 August 1908 · Redding, Conn · UCCL08900
- Isabel V. Lyon to Harriet E. Whitmore, 17 August 1908 · Redding, Conn · UCCL10969
- SLC per Isabel V. Lyon to Katharine B. Clemens, 20 August 1908 · Redding, Conn · UCCL08901
- SLC to James R. Clemens, 3 September 1908 · Redding, Conn · UCCL08902
- SLC to Clara L. Clemens, 6 October 1908 · Redding, Conn · UCCL08121
- SLC to Harriet W. Enders, 7 October 1908 · Redding, Conn · UCCL11004
- SLC to Mai H. Coe, 3 November 1908 · Redding, Conn · UCCL09217
- SLC to Charles J. Langdon, 12 December 1908 · Redding, Conn · UCCL08180
- SLC to Harriet W. Enders, 25 December 1908 · Redding, Conn · UCCL08188
- SLC to Harriet E. Whitmore, 25 December 1908 · Redding, Conn · UCCL08187
- SLC to William R. Coe and Mai H. Coe, 18 January 1909 · Redding, Conn · UCCL08316
- SLC per Mary L. Howden to Unidentified, 18 January 1909 · Redding, Conn · UCCL08334
- SLC per Mary L. Howden to Miss S., 18 January 1909 · Redding, Conn · UCCL08318
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08335
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08327
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08326
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08325
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08324
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08323
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08322
- Mary L. Howden for SLC to Unidentified, 18 January 1909 · Redding, Conn · UCCL08321
- Mary L. Howden for SLC to John Larkin, 18 January 1909 · Redding, Conn · UCCL08320
- Mary L. Howden for SLC to Diana Belais, 18 January 1909 · Redding, Conn · UCCL08319
- Isabel V. Lyon per Mary L. Howden to Mrs. B., 18 January 1909 · Redding, Conn · UCCL08296
- Isabel V. Lyon per Mary L. Howden to Charles J. Langdon, 18 January 1909 · Redding, Conn · UCCL08331
- Mary L. Howden for SLC to Unidentified, 19 January 1909 · Redding, Conn · UCCL08317
- Isabel V. Lyon per Mary L. Howden to Robert P. Porter, 19 January 1909 · Redding, Conn · UCCL08330
- Mary L. Howden for SLC to S. J. Woolf, 28 January 1909 · Redding, Conn · UCCL08333
- Mary L. Howden for SLC to Mrs. L. T. Guilford, 28 January 1909 · Redding, Conn · UCCL08328
- Mary L. Howden for SLC to Unidentified, 29 January 1909 · Redding, Conn · UCCL08332
- SLC to William R. Coe and Mai H. Coe, 3 February 1909 · Redding, Conn · UCCL08339
- Isabel V. Lyon to Harriet W. Enders, 16 February 1909 · Redding, Conn · UCCL10971
- SLC to Henry H. Rogers, 26 April 1909 · Redding, Conn · UCCL08391
- SLC to William R. Coe, 16 June 1909 · Redding, Conn · UCCL08421
- SLC to Franklin G. Whitmore, 21 June 1909 · Redding, Conn · UCCL08423
- SLC to William R. Coe, 27 June 1909 · Redding, Conn · UCCL08428
- SLC to Harriet W. Enders, 7 October–13 October 1909 · Redding, Conn · UCCL10591
- SLC to William Henry Bishop, 11 October 1909 · Redding, Conn · UCCL08466
- SLC to Elizabeth Hatch, 23 October 1909 · Redding, Conn · UCCL08904
- SLC per Albert Bigelow Paine to Charles J. Langdon family, 26 December–7 January 1910 · Redding, Conn · UCCL08521
- SLC per Albert Bigelow Paine to Katharine B. Clemens, 26 December–16 March 1910 · Redding, Conn · UCCL11005
- SLC to Mai H. Coe, 27 December 1909 · Redding, Conn · UCCL08524
- SLC to Harriet E. Whitmore, 28 December 1909 · Redding, Conn · UCCL08526
- SLC to Katharine B. Clemens, 24 March 1910 · Hamilton, Bermuda · UCCL08575
- SLC to Franklin G. Whitmore, 1 January n.y. · Unknown place · UCCL08589
- SLC to Unidentified, 6 May n.y. · Unknown place · UCCL08279
- SLC to Unidentified, 30 May n.y. · Unknown place · UCCL08283
- SLC to Charles E. Perkins, 29 September n.y. · Unknown place · UCCL07545
- Susy (Olivia Susan) Clemens to Mary Foote, 13 October n.y. · Hartford, Conn · UCCL10509
- Susy (Olivia Susan) Clemens to Mary Foote, 27 October n.y. · Hartford, Conn · UCCL10510
- SLC to Unidentified, 10 November n.y. · Hartford, Conn · UCCL07425
- Susy (Olivia Susan) Clemens to Mary Foote, 22 November n.y. · Hartford, Conn · UCCL10508
- SLC, OLC to Olivia Lewis Langdon, 25 December n.y. · Unknown place · UCCL10588
- SLC to James R. and Katharine B. Clemens, 25 December n.y. · Unknown place · UCCL08390
- Susy (Olivia Susan) Clemens to Mary Foote, Unknown date, Hartford, Conn · UCCL10507
- SLC, OLC to Mrs. Waters, Unknown date · Unknown place · UCCL10532
- SLC, OLC to Mary C. Shipman, Unknown date · Unknown place · UCCL09113
- SLC to William Hamersley, Unknown date · Unknown place · UCCL07537
- SLC to Unidentified, Unknown date, Riverdale, N.Y · UCCL11290
- SLC to Unidentified, Unknown date · Unknown place · UCCL10653
- SLC to Unidentified, Unknown date · Unknown place · UCCL10589
- SLC to Unidentified, Unknown date · Unknown place · UCCL09277
- SLC to Olivia Lewis Langdon, Unknown date · Unknown place · UCCL07442
- SLC to Olivia Lewis Langdon and family, Unknown date, Hartford, Conn · UCCL09184
- SLC to Mary ?, Unknown date · Unknown place · UCCL10531
- SLC to James R. Clemens, Unknown date · Unknown place · UCCL11003
- SLC to James B. Pond, Unknown date, New York, N.Y · UCCL08553
- SLC to Henry H. Rogers, Unknown date · Unknown place · UCCL10487
- SLC to Frederick J. Hall, Unknown date · Unknown place · UCCL08505
- SLC to Franklin G. Whitmore, Unknown date, Hartford, Conn · UCCL10975
- SLC to Franklin G. Whitmore, Unknown date, Hartford, Conn · UCCL09846
- SLC to Elisha Bliss, Jr., Unknown date · Unknown place · UCCL10657
- SLC to Clara L. Clemens, Unknown date · Unknown place · UCCL10533
- SLC to Cincinnatus A. Taft, Unknown date · Unknown place · UCCL10481
- SLC to Candace Wheeler, Unknown date, New York, N.Y · UCCL08564
- SLC to Bryan M. Clemens, Unknown date · Unknown place · UCCL11002
- OLC to Olivia Lewis Langdon, Unknown date, Hartford, Conn · UCCL08962
- OLC to Olivia Lewis Langdon, Unknown date · Hartford, Conn · UCCL14064
- OLC to Katharine B. Clemens, Unknown date · Unknown place · UCCL10154
- OLC to Katharine B. Clemens, Unknown date · Unknown place · UCCL08417
- OLC to James R. Clemens, Unknown date, London, England · UCCL10534
- OLC to James R. Clemens, Unknown date · Unknown place · UCCL08410
- OLC to James R. Clemens, Unknown date · Unknown place · UCCL08409
- OLC to Harriet E. Whitmore, Unknown date · Unknown place · UCCL08966
- OLC to Felicie ?, Unknown date · Unknown place · UCCL09107
- Jean Clemens to James R. Clemens, Unknown date · Unknown place · UCCL08411
- Clara L. Clemens to Mary Foote, Unknown date, Hartford, Conn · UCCL10485
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