Sources: MFai
- SLC to Secretary Millicent Library, 10 December 1893 · New York, N.Y · UCCL04524 MFai
- SLC to Millicent Library patrons, 25 December 1893 · New York, N.Y · UCCL04537 MFai
- SLC to Henry H. Rogers, 30 December 1893 · New York, N.Y · UCCL04544 MFai
- SLC to Millicent Library patrons, 2 February 1894 · Unknown place · UCCL09226 MFai
- SLC to Millicent Library, 22 February 1894 · Fairhaven, Mass · UCCL04696 CLjC, MFai
- SLC to Henry H. Rogers, 18 June 1896 · Port Elizabeth, Cape Colony · UCCL05076 MFai
- SLC to Henry H. Rogers, 22 June 1896 · Port Elizabeth, Cape Colony · UCCL05080 MFai
- SLC to Henry H. Rogers, 6 November 1896 · London, England · UCCL05142 MFai
- SLC to Emilie R. Rogers, 26 November 1896 · London, England · UCCL05150 MFai
- SLC to Henry H. Rogers and Emilie R. Rogers, 18 December 1896 · London, England · UCCL05153 MFai
- SLC to Emilie R. Rogers, 22 December 1896 · London, England · UCCL05157 MFai
- SLC to Henry H. Rogers, 8 October 1897 · Vienna, Austria · UCCL05295 MFai
- SLC to Mai H. Coe, 18 September 1899 · Sanna, Sweden · UCCL09243 MFai
- SLC to Henry H. Rogers, 8 January 1900 · London, England · UCCL05743 MFai
- SLC to Henry H. Rogers, 5 February 1900 · London, England · UCCL05757 MFai
- SLC to Henry H. Rogers, 27 February–4 March 1900 · London, England · UCCL05765 MFai
- SLC to Emilie R. Rogers, 31 October 1900 · New York, N.Y · UCCL05892 MFai
- SLC to Emilie R. Rogers, 6 November 1900 · New York, N.Y · UCCL05898 MFai
- SLC to Emilie R. Rogers, 13 November 1900 · New York, N.Y · UCCL05905 MFai
- SLC to Emilie R. Rogers, 22 January 1901 · New York, N.Y · UCCL05981 MFai
- SLC to Emilie R. Rogers, 16 April 1901 · New York, N.Y · UCCL06039 MFai
- SLC to H. H. Rogers, 2 January 1902 · Riverdale, N.Y · UCCL06216 Salm, MFai
- SLC to William E. Benjamin, 12 March 1902 · Riverdale, N.Y · UCCL06294 MFai
- SLC to Emilie R. Rogers, 25 December 1902 · Riverdale, N.Y · UCCL06528 MFai
- SLC to Emilie R. Rogers, 2 January 1903 · Riverdale, N.Y · UCCL06546 MFai, CU-MARK
- SLC to Emilie R. Rogers, 1 February 1903 · Riverdale, N.Y · UCCL06575 MFai
- SLC to Emilie R. Rogers, 6 February 1903 · Riverdale, N.Y · UCCL06578 MFai
- SLC to Emilie R. Rogers, 20 April 1903 · Riverdale, N.Y · UCCL06627 MFai
- SLC to Emilie R. Rogers, 28 April 1903 · Riverdale, N.Y · UCCL06637 MFai
- SLC to Henry H. Rogers, 18 September 1903 · Elmira, N.Y · UCCL06725 MFai
- SLC to Emilie R. Rogers, 26 July 1904 · Lee, Mass · UCCL06905 MFai
- SLC to William E. Benjamin, 1 June 1905 · Dublin, N.H · UCCL07056 MFai
- SLC to Emilie R. Rogers, 7 December 1905 · New York, N.Y · UCCL02176 MFai
- SLC to Henry H. Rogers, 9 April 1906 · New York, N.Y · UCCL07423 MFai
- SLC to Henry H. Rogers, 18 May 1906 · Dublin, N.H · UCCL07441 MFai
- SLC per Isabel V. Lyon to Frederick A. Duneka, 4 June 1906 · Dublin, N.H · UCCL07448 MFai
- SLC to Henry H. Rogers, 6 June 1906 · Dublin, N.H · UCCL07449 MFai
- SLC to Henry H. Rogers, 17 June 1906 · Dublin, N.H · UCCL07460 MFai
- SLC to Mai H. and William R. Coe, 29 August 1906 · Dublin, N.H · UCCL14107 MFai
- SLC to Emilie R. Rogers, 24 October 1906 · New York, N.Y · UCCL07554 MFai
- SLC to Emilie R. Rogers, 5 November 1906 · New York, N.Y · UCCL07561 MFai
- SLC to Emilie R. Rogers, 8 December 1906 · Washington, D.C · UCCL07588 MFai
- SLC to Emilie R. Rogers, 22 December 1906 · New York, N.Y · UCCL07596 MFai
- SLC to Emilie R. Rogers, 4 March 1907 · New York, N.Y · UCCL02254 MFai, NN-BGC
- SLC to Emilie R. Rogers, 18 August 1907 · Tuxedo Park, N.Y · UCCL07814 MFai
- SLC to Emilie R. Rogers, 2 December 1907 · New York, N.Y · UCCL07879 MFai
- SLC to Emilie R. Rogers, 2 March 1908 · Hamilton, Bermuda · UCCL07953 MFai
- SLC to Emilie R. Rogers, 7 October 1908 · Redding, Conn · UCCL08128 MFai
- SLC to Emilie R. Rogers, 12 October 1908 · Redding, Conn · UCCL08137 MFai
- SLC to Emilie R. Rogers, 24 October 1908 · Redding, Conn · UCCL08142 MFai
- SLC to Emilie R. Rogers, 23 November 1908 · Redding, Conn · UCCL08162 MFai
- SLC to Henry H. Rogers, 4 March 1909 · Redding, Conn · UCCL08362 MFai
- SLC to Emilie R. Rogers, 2 May 1909 · Redding, Conn · UCCL08395 MFai
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