Sources: DSI
- SLC to Daniel Whitford, 14 August 1885 · Elmira, N.Y · UCCL10441
- SLC to John White Alexander, 28 November 1902 · New York, N.Y · UCCL13562
- Jean Clemens to Nancy D. Brush, 11 January 1906 · New York, N.Y · UCCL07302
- Jean Clemens to Nancy D. Brush, 11 February 1906 · New York, N.Y · UCCL07339
- Jean Clemens to Nancy D. Brush, 21 October 1906 · New York, N.Y · UCCL07552
- Jean Clemens to Nancy D. Brush, 11 February 1907 · Katonah, N.Y · UCCL07651
- Jean Clemens to Nancy D. Brush, 24 April 1907 · Katonah, N.Y · UCCL07697
- Jean Clemens to Nancy D. Brush, 24 June 1907 · Katonah, N.Y · UCCL07769
- Jean Clemens to Nancy D. Brush, 7 August 1907 · Katonah, N.Y · UCCL07809
- Jean Clemens to Nancy D. Brush, 2 October 1907 · Katonah, N.Y · UCCL07842
- Jean Clemens to Nancy D. Brush, 31 October 1907 · Katonah, N.Y · UCCL07859
- Jean Clemens to Nancy D. Brush, 7 November 1907 · Katonah, N.Y · UCCL07861
- Jean Clemens to Nancy D. Brush, 15 November 1907 · Katonah, N.Y · UCCL07862
- Jean Clemens to Nancy D. Brush, 23 November 1907 · Katonah, N.Y · UCCL07868
- Jean Clemens to Nancy D. Brush, 29 November 1907 · Katonah, N.Y · UCCL07871
- Jean Clemens to Nancy D. Brush, 5 December 1907 · Katonah, N.Y · UCCL07883
- Jean Clemens to Nancy D. Brush, 9 December 1907 · Katonah, N.Y · UCCL07884
- Jean Clemens to Mary ?, 9 December 1907 · Katonah, N.Y · UCCL07885
- Jean Clemens to Nancy D. Brush, 23 December 1907 · Katonah, N.Y · UCCL07893
- Jean Clemens to Nancy D. Brush, 26 December 1907 · Katonah, N.Y · UCCL07896
- Jean Clemens to Nancy D. Brush, 29 June 1908 · Gloucester, Mass · UCCL08045
- Jean Clemens to Nancy D. Brush, July 1908 · Gloucester, Mass · UCCL09072
- Jean Clemens to Nancy D. Brush, 8 July 1908 · Gloucester, Mass · UCCL08054
- Jean Clemens to Nancy D. Brush, 23 July 1908 · Gloucester, Mass · UCCL08059
- Jean Clemens to Nancy D. Brush, 1 August 1908 · Gloucester, Mass · UCCL08071
- Jean Clemens to Nancy D. Brush, 9 August 1908 · Gloucester, Mass · UCCL08078
- Jean Clemens to Nancy D. Brush, 27 August 1908 · Gloucester, Mass · UCCL08094
- Jean Clemens to Nancy D. Brush, 10 September 1908 · Gloucester, Mass · UCCL08101
- Jean Clemens to Nancy D. Brush, 13 June 1909 · Redding, Conn · UCCL08420
- Jean Clemens to Nancy D. Brush, 8 July 1909 · Redding, Conn · UCCL08432
- Jean Clemens to Nancy D. Brush, 29 July 1909 · Redding, Conn · UCCL08437
- Jean Clemens to Nancy D. Brush, 22 September 1909 · Redding, Conn · UCCL08459
- Jean Clemens to Nancy D. Brush, 10 November 1909 · Redding, Conn · UCCL08489
- Jean Clemens to Nancy D. Brush, 28 November 1909 · Redding, Conn · UCCL08501
- Jean Clemens to Nancy D. Brush, Unknown date, New York, N.Y · UCCL09070
- Jean Clemens to Nancy D. Brush, Unknown date · Unknown place · UCCL09073
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