Addressees: Langdon, Julia O. (Julie)
- SLC to Jervis Langdon II, Julia O. Langdon, and Ida Langdon, 28 December 1885 · Hartford, Conn · UCCL03346
- SLC to Julia O. Langdon, 10 November 1889 · Hartford, Conn · UCCL03964
- SLC to Julia O. Langdon, 18 August 1904 · Great Neck, N.Y · UCCL06913
- SLC to Julia O. Langdon, 16 January 1908 · New York, N.Y · UCCL07916
- SLC to Julia O. Langdon, 17 January 1908 · New York, N.Y · UCCL07918
- Clara L. Clemens to Julia O. Langdon, 20 January 1910 · Berlin, Germany · UCCL08542
- Clara L. Clemens to Julia O. Langdon, 23 January 1910 · Unknown place · UCCL08545
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