Sources: NmA2
- SLC to George Standring, 25 August 1886 · Elmira, N.Y · UCCL03445
- SLC to George Daulton, 21 July 1903 · Elmira, N.Y · UCCL06706
- Ralph W. Ashcroft to Archibald Henderson, 3 October 1908 · Redding, Conn · UCCL08120
- Ralph W. Ashcroft to Archibald Henderson, 19 October 1908 · Redding, Conn · UCCL08139
- Jean Clemens to Marguerite Schmitt, January–February 1909 · Unknown place · UCCL08300
- SLC per Isabel V. Lyon to Archibald Henderson, 14 January 1909 · Redding, Conn · UCCL08313
- Isabel V. Lyon to Archibald Henderson, February 1909 · Redding, Conn · UCCL08338
- Ralph W. Ashcroft for SLC, Isabel V. Lyon to Archibald Henderson, 13 February 1909 · Redding, Conn · UCCL08347
- Ralph W. Ashcroft for SLC to Archibald Henderson, 16 February 1909 · Redding, Conn · UCCL08350
- SLC per Ralph W. Ashcroft to Archibald Henderson, 21 February 1909 · Redding, Conn · UCCL08353
- Isabel V. Lyon to Archibald Henderson, 10 April 1909 · Redding, Conn · UCCL08380
- SLC per Albert Bigelow Paine to Archibald Henderson, 9 September 1909 · Redding, Conn · UCCL08449
- SLC per Albert Bigelow Paine to Archibald Henderson, 20 September 1909 · Redding, Conn · UCCL08455
- Jean Clemens to Marguerite Schmitt, 30 September 1909 · Redding, Conn · UCCL08462
- SLC per Albert Bigelow Paine to Archibald Henderson, 18 October 1909 · Redding, Conn · UCCL08471
- Jean Clemens to Marguerite Schmitt, 19 October 1909 · Redding, Conn · UCCL08473
- Jean Clemens to Marguerite Schmitt, 7 November 1909 · Redding, Conn · UCCL08483
- Albert Bigelow Paine for SLC to Archibald Henderson, 15 November 1909 · Redding, Conn · UCCL08492
- Jean Clemens to Marguerite Schmitt, 20 November 1909 · Redding, Conn · UCCL08498
- Jean Clemens to Marguerite Schmitt, 19 December 1909 · Redding, Conn · UCCL08512
- Jean Clemens to Marguerite Schmitt, 21 December 1909 · Redding, Conn · UCCL08513
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