Addressees: Finlay, Francis D
- Samuel L. Clemens to Francis D. Finlay, 12 January 1874 · Liverpool, England · UCCL01040 WU-MU
- Samuel L. Clemens to Francis D. Finlay, 23 April 1874 · Elmira, N. Y · UCCL01078 WU-MU
- Samuel L. Clemens to Francis D. Finlay, 10 November 1874 · Hartford, Conn · UCCL01146 WU-MU
- SLC to Francis D. Finlay, 23 September 1885 · Hartford, Conn · UCCL12041
- SLC to Francis D. Finlay, 17 May 1887 · Hartford, Conn · UCCL03573 WU-MU
- SLC to Francis D. Finlay, 17 August 1889 · Elmira, N.Y · UCCL03927 WU-MU
- SLC to Francis D. Finlay, 13 September 1891 · Interlaken, Switzerland · UCCL04226 CU-MARK
- SLC to Francis D. Finlay · 16 October 1891 · Berlin, Germany · UCCL04245 CU-MARK
- SLC to Francis D. Finlay, 25 April 1900 · London, England · UCCL05799 WU-MU
- SLC to Francis D. Finlay, Unknown date, London, England · UCCL07646 CU-MARK
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