Sources: CtY-BR
- Samuel L. Clemens to Francis Bret Harte, 1 May 1867 · New York, N.Y · UCCL00128 CtY-BR
- Samuel L. Clemens to Frank Fuller, 7 August 1867 · Naples, Italy · UCCL00142 CtY-BR
- Samuel L. Clemens to Frank Fuller, 5 December 1867 · Washington, D.C · UCCL00170 CtY-BR
- Samuel L. Clemens to Joseph H. and Harmony C. Twichell, 18 November 1868 · Cleveland, Ohio · UCCL02765 CtY-BR
- Samuel L. Clemens to Francis E. Bliss, 7 January 1869 · Chicago, Ill · UCCL00221 CtY-BR
- Samuel L. Clemens to Harriet Lewis, 10 January 1869 · Galesburg, Ill · UCCL00226 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 15 April 1869 · Elmira, N. Y · UCCL00283 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 22 July 1869 · Elmira, N.Y · UCCL00327 CSj2, CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 28 December 1869 · New York, N.Y · UCCL00395 CtY-BR
- Samuel L. Clemens to John Fuller, 8 February 1870 · Buffalo, N.Y · UCCL00421 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., per Olivia L. Clemens, with revisions by Samuel L. Clemens, 30 May 1870 · Buffalo, N.Y · UCCL00473 CtY-BR
- Samuel L. Clemens to Joseph H. and Harmony C. Twichell, 12 November 1870 · Buffalo, N.Y · UCCL00533 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 22 November 1870 · Buffalo, N.Y · UCCL00542 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 19 December 1870 · Buffalo, N.Y · UCCL02783 CtY-BR
- Samuel L. Clemens to A. Francis Judd, 20 December 1870 · Buffalo, N.Y · UCCL02784 CtY-BR
- Samuel L. Clemens to John R. Drake, 26 December 1870 · Buffalo, N.Y · UCCL02789 CtY-BR
- Samuel L. Clemens to John Henry Riley, 27 March 1871 · Elmira, N.Y · UCCL00597 CtY-BR
- SLC to Unidentified, 14 May 1871 · Elmira, N.Y · UCCL09296 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 21 March 1872 · Elmira, N. Y · UCCL00738 CtY-BR
- Samuel L. Clemens to Francis E. Bliss, 15 May 1872 · Elmira, N. Y · UCCL00749 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 7 August 1872 · New Saybrook, Conn · UCCL00787 CtY-BR
- Samuel L. Clemens to The Editor of the Literary World, December 1872 · Hartford, Conn · UCCL00836 CtY-BR
- Samuel L. Clemens to Joseph L. Twichell, 20–22 December · Hartford, Conn · UCCL00848 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 25 February 1873 · Hartford, Conn · UCCL00875 CtY-BR
- Samuel L. Clemens to Willard M. White, 3 March 1873 · Hartford, Conn · UCCL00880 CtY-BR
- Samuel L. and Olivia L. Clemens to Joseph H. Twichell, 29 June 1873 · London, England · UCCL00936 CtY-BR
- Samuel L. Clemens to Joaquin Miller, 5 July 1873 · London, England · UCCL00945 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr. per Samuel C. Thompson, 16 July 1873 · London, England · UCCL00953 CtY-BR
- Samuel L. Clemens to Charles Dudley Warner, per Samuel C. Thompson, 16 July 1873 · London, England · UCCL00954 CtY-BR
- Samuel L. Clemens to T. B. Pugh, 27 July 1873 · Edinburgh, Scotland · UCCL00957 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 27 July 1873 · Edinburgh, Scotland · UCCL00956 CtY-BR
- Samuel L. Clemens to Louisa P. MacDonald, 29 September 1873 · 2nd of 2 · London, England · UCCL11830 CtY-BR
- Samuel L. Clemens to James Redpath, 13 February 1874 · Hartford, Conn · UCCL02450 CtY-BR
- Samuel L. Clemens to John Brown, 28 February 1874 · Hartford, Conn · UCCL01056 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 22 May 1874 · Elmira, N. Y · UCCL01093 CtY-BR
- Samuel L. Clemens to Joseph H. and Harmony C. Twichell, 11 June 1874 · Elmira, N.Y · UCCL01097 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 29? July 1874 · Elmira, N.Y · UCCL01113 CtY-BR
- Samuel L. Clemens to William Dean Howells, 13 November 1874 · New Boston, Conn · UCCL01167 CtY-BR
- Samuel L. Clemens to Densmore, Yost and Company, 19 March 1875 · Hartford, Conn · UCCL01212 CtY-BR
- Samuel L. Clemens to James R. Osgood, 20 July 1875 · Hartford, Conn · UCCL01251 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 29 or 30 December 1875 · Hartford, Conn · UCCL01291 CtY-BR
- William Wright (Dan De Quille) to SLC, 7 February 1876 · Virginia City, Nev. · UCLC35604 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 19 March 1876 · Hartford, Conn · UCCL01315 CtY-BR
- Ainsworth R. Spofford for Library of Congress to SLC, 15 April 1876 · Washington, D.C. · UCLC50223 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 17? April 1876 · Hartford, Conn · UCCL01322 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 24 June 1876 · Elmira, N.Y · UCCL01345 CtY-BR
- Samuel L. Clemens to Lewis Jacob Cist, 1 August 1876 · Elmira, N.Y · UCCL01353 CtY-BR
- Samuel L. Clemens to Bayard Taylor, 24 January 1877 · Hartford, Conn · UCCL01403 CtY-BR, NIC
- Samuel L. Clemens to Joseph H. Twichell, 27 June 1877 · Elmira, N.Y · UCCL01444 CtY-BR
- Samuel L. Clemens to George Haven Putnam, 16 March 1878 · Hartford, Conn · UCCL01544 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 10 April 1878 · Elmira, N.Y · UCCL01554 CtY-BR
- Samuel L. Clemens to Charles Dudley Warner, 1? August 1878 · Baden Baden?, Germany · UCCL01581 CtY-BR
- Samuel L. and Olivia L. Clemens to Joseph H. Twichell, 9 September 1878 · Geneva, Switzerland · UCCL02800 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 3 November 1878 · Rome, Italy · UCCL01603 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell and Susan L. Warner, 20 November 1878 · Munich, Germany · UCCL01608 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 23 January 1879 · Munich, Germany · UCCL01624 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 10 June 1879 · Paris, France · UCCL01666 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 2 October 1879 · Elmira, N.Y · UCCL01696 CtY-BR
- Samuel L. Clemens to Joseph Blackburn Jones, 7 November 1879 · Hartford, Conn · UCCL01710 CtY-BR
- SLC to Unidentified, 14 March 1880 · Hartford, Conn · UCCL09309 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, 16 March 1880 · Hartford, Conn · UCCL01771 CtY-BR
- Samuel L. Clemens to Elisha Bliss, Jr., 21 April 1880 · Hartford, Conn · UCCL01788 CtY-BR
- Samuel L. Clemens to Miss Perkins, 30 April 1880 · Hartford, Conn · UCCL01796 CtY-BR
- Samuel L. Clemens to Unidentified, June 1880 · Hartford, Conn · UCCL11048 CtY-BR
- Samuel L. Clemens to Joseph H. Twichell, per Telegraph Operator, 14 October 1880 · Boston, Mass · UCCL01841 CtY-BR
- SLC to Unidentified, May 1881 · Hartford, Conn · UCCL09314 CtY-BR
- SLC to Osgood (J.R.) & Co., 2 July 1881 · Branford, Conn · UCCL01980 CtY-BR
- SLC to Benjamin H. Ticknor, 1 August 1881 · Branford, Conn · UCCL01992 CtY-BR
- SLC to Benjamin H. Ticknor, 11 August 1881 · Elmira, N.Y · UCCL02000 CtY-BR
- SLC to Benjamin H. Ticknor, 14 August 1881 · Elmira, N.Y · UCCL02006 CtY-BR
- SLC to James R. Osgood, 21 October 1881 · Hartford, Conn · UCCL02058 CtY-BR
- SLC to Joseph H. Twichell, 18? February 1882 · Hartford, Conn · UCCL02132 CtY-BR
- SLC to Andrew Chatto, 3 March 1882 · Hartford, Conn · UCCL02169 CtY-BR
- SLC to James R. Osgood, 19 July 1882 · Elmira, N.Y · UCCL02238 CtY-BR
- SLC to Joseph H. Twichell, 19 September 1882 · Elmira, N.Y · UCCL02271 CtY-BR
- SLC to George MacDonald, 19 September 1882 · Elmira, N.Y · UCCL02270 CtY-BR
- SLC to James R. Osgood, 15 January 1883 · Hartford, Conn · UCCL02334 CtY-BR
- SLC to American Publishing Co., 17 May 1883 · Hartford, Conn · UCCL02387 CtY-BR
- SLC to Karl Gerhardt and Hattie J. Gerhardt, 4 May 1884 · Hartford, Conn · UCCL02969 CtY-BR
- SLC to Joseph H. Twichell, 16 September 1884 · Elmira, N.Y · UCCL01327 CtY-BR
- SLC to Charles L. Webster, 23 November 1884 · New York, N.Y · UCCL03036 CtY-BR
- SLC to Karl Gerhardt, 6 July 1885 · Elmira, N.Y · UCCL03253 CtY-BR
- SLC to Joseph H. Twichell, 1-15 December 1885, Hartford, Conn · UCCL03321 CtY-BR
- SLC to Henry B. Barnes, 20 November 1886 · Hartford, Conn · UCCL03483 CtY-BR
- SLC to Henry B. Barnes, 6 December 1886 · Hartford, Conn · UCCL03493 CtY-BR
- SLC to Joseph H. Twichell, 14 March 1887 · Hartford, Conn · UCCL03539 CtY-BR
- SLC to Richard Watson Gilder, 28 September 1887 · Hartford, Conn · UCCL03654 CtY-BR
- SLC to W. M. Bunn, 23 December 1887 · Hartford, Conn · UCCL03681 CtY-BR
- SLC to Joseph H. Twichell, 28 June 1888 · Elmira, N.Y · UCCL03726 CtY-BR
- SLC to Joseph H. Twichell, 25 January 1889 · Hartford, Conn · UCCL03853 CtY-BR
- SLC to Francis Wayland, 28 February 1889 · Hartford, Conn · UCCL14029 CtY-BR
- SLC to Joseph T. Goodman, 7 October 1889 · Hartford, Conn · UCCL03948 CtY-BR
- SLC, OLC to Annie E. Trumbull, 15 December–31 December 1889 · Hartford, Conn · UCCL10997 CtY-BR
- SLC to Joseph T. Goodman, 23 June 1890 · Hartford, Conn · UCCL04053 CtY-BR
- SLC to Joseph H. Twichell, 1 October 1891 · Nimes, France · UCCL04241 CtY-BR
- SLC to Unidentified, August 1892 · Unknown place · UCCL09304 CtY-BR
- SLC to Annie E. Trumbull, 26 April 1893 · New York, N.Y · UCCL11025 CtY-BR
- SLC to Annie E. Trumbull, 30 April 1893 · New York, N.Y · UCCL11024 CtY-BR
- SLC to Annie E. Trumbull, 11 May 1893 · New York, N.Y · UCCL12374 CtY-BR
- SLC to Annie E. Trumbull, 16 May 1893 · SS Kaiser Wilhelm · UCCL11030 CtY-BR
- SLC to Robert Louis Stevenson, 3 June 1893 · Settignano, Italy · UCCL13312 CtY-BR
- SLC to Joseph H. Twichell, 9 June 1893 · Florence, Italy · UCCL04412 CtY-BR
- SLC to Joseph H. Twichell, 20 November 1893 · New York, N.Y · UCCL04508 CtY-BR
- SLC to Annie E. Trumbull, 6 December 1893 · New York, N.Y · UCCL11029 CtY-BR
- SLC to Annie E. Trumbull, 14 December 1893 · New York, N.Y · UCCL11028 CtY-BR
- SLC to Annie E. Trumbull, 17 December 1893 · New York, N.Y · UCCL11026 CtY-BR
- SLC to Frank Fuller, 1 February 1894 · New York, N.Y · UCCL04683 CtY-BR
- SLC to Unidentified, 8 November 1895 · Dunedin, New Zealand · UCCL09667 CtY-BR
- SLC to Joseph H. Twichell, 29 November 1895 · Napier, New Zealand · UCCL04977 CtY-BR
- SLC to Henry C. Robinson, 28 September 1896 · London, England · UCCL05120 CtY-BR
- SLC to Henry C. Robinson, 8 November 1896 · London, England · UCCL11054 CtY-BR
- SLC to Joseph H. Twichell, 19 and 20 January 1897 · London, England · UCCL05169 CtY-BR
- SLC to Francis E. Bliss, 26 March 1897 · London, England · UCCL05191 CtY-BR
- SLC to Joseph H. Twichell, 10 April 1897 · London, England · UCCL05201 CtY-BR
- SLC to Joseph H. Twichell, 31 July 1897 · Weggis, Switzerland · UCCL05275 CtY-BR
- SLC to Francis E. Bliss, 4 November 1897 · Vienna, Austria · UCCL05307 CU-MARK, CtY-BR
- SLC to Joseph H. Twichell, 19 November 1897 · Vienna, Austria · UCCL05314 CtY-BR
- SLC to Percy Spalding, 20 November 1897 · Vienna, Austria · UCCL05315 CtY-BR
- SLC to Francis E. Bliss, 26 November 1897 · Vienna, Austria · UCCL05316 CtY-BR
- SLC to Joseph H. Twichell, 10 December 1897 · Vienna, Austria · UCCL05319 CtY-BR
- SLC, OLC to Henry C. Robinson, 13 January 1898 · Vienna, Austria · UCCL11123 CtY-BR
- SLC to Richard Watson Gilder, 2 April 1898 · Vienna, Austria · UCCL05373 CtY-BR
- SLC to Joseph H. Twichell, 25 September 1898 · Unknown place · UCCL12889 CtY-BR
- SLC to Richard Watson Gilder, 25 February 1899 · Vienna, Austria · UCCL05548 CtY-BR
- SLC to Richard Watson Gilder, 23 July 1899 · Sanna, Sweden · UCCL05657 CtY-BR
- SLC to Richard Watson Gilder, 22 August 1899 · Sanna, Sweden · UCCL05663 CtY-BR
- Henry Ferguson to SLC, 10 Nov 1899 · Hartford, Conn. · UCLC50535 CtY-BR
- Samuel L. Clemens to Henry Ferguson, 20 November 1899 . London, England · UCCL13204 CtY-BR
- Samuel L. Clemens to Henry Ferguson, 21 December 1899 . London, England · UCCL13205 CtY-BR
- Henry Ferguson to SLC, 9 Jan 1900 · Hartford, Conn. · UCLC50536 CtY-BR
- H. H. Rogers to SLC, 9 January 1900 · New York, N.Y. · UCLC50916 CtY-BR
- Samuel L. Clemens to Henry Ferguson, 19 January 1900 . London, England · UCCL13206 CtY-BR
- SLC to Lucius Robinson, 16 February 1900 · London, England · UCCL05759 CtY-BR
- SLC to Francis E. Bliss, 22 February 1900 · London, England · UCCL05760 CtY-BR
- Samuel L. Clemens to Henry Ferguson, 4 March 1900 . London, England · UCCL13207 CtY-BR
- Henry Ferguson to SLC, 14? March 1900 · UCLC50537 CtY-BR
- Francis E. (Frank) Bliss to SLC, 20–25 March 1900, Hartford, Conn. · UCLC50197 CtY-BR
- SLC to Francis E. (Frank) Bliss, 30 March 1900 · London, England · UCCL05786 CtY-BR
- SLC to Bertha K. von Suttner, 7 May 1900 · London, England · UCCL05588 CtY-BR
- SLC to Joseph H. Twichell, 22 and 23 June 1900 · London, England · UCCL05825 CtY-BR
- SLC to Joseph H. Twichell, 12 August 1900 · London, England · UCCL05849 CtY-BR
- SLC to Joseph H. Twichell, 23 and 24 January 1901 · New York, N.Y · UCCL05982 CtY-BR
- SLC to Francis E. Bliss, 27 March 1901 · New York, N.Y · UCCL06026 CtY-BR
- SLC to Joseph H. Twichell, 4, 11, or 18 June 1901 · New York, N.Y · UCCL06068 CtY-BR
- SLC to Joseph H. Twichell, 28 July 1901 · Saranac Lake, N.Y · UCCL06098 CtY-BR
- SLC to Joseph H. Twichell, 8 September 1901 · Saranac Lake, N.Y · UCCL06132 CtY-BR
- SLC to Helen L. Stokes, 1 November 1901 · Riverdale, N.Y · UCCL08609 CtY-BR
- SLC to George B. Harvey, 8 March 1902 · Riverdale, N.Y · UCCL06292 CtY-BR
- SLC to Francis E. Bliss, 12 March 1902 · Riverdale, N.Y · UCCL06296 CtY-BR
- SLC to Thomas R. Lounsbury, 10 April 1902 · Riverdale, N.Y · UCCL06320 CtY-BR
- SLC to Joseph H. Twichell, 25 or 26? September 1902 · York Harbor, Me · UCCL06423 CtY-BR
- SLC to Joseph H. Twichell, 11 October 1902 · York Harbor, Me · UCCL06450 CtY-BR
- SLC to Muriel M. Pears, 13 October 1902 · York Harbor, Me · UCCL06460 CtY-BR
- SLC to Muriel M. Pears, 15 December 1902 · Riverdale, N.Y · UCCL06517 CtY-BR
- Herbert E. Bowen to SLC, 2 January 1903 · New York, N.Y. · UCLC33661 CtY-BR
- SLC to Joseph H. Twichell, 4 April 1903 · Riverdale, N.Y · UCCL06614 CtY-BR
- SLC to Joseph H. Twichell, 9 October 1903 · New York, N.Y · UCCL06737 CtY-BR
- SLC to Muriel M. Pears, 17 October 1903 · New York, N.Y · UCCL06744 CtY-BR
- SLC to William Winter, 20 July 1904 · Lee, Mass · UCCL06892 CtY-BR
- SLC to Joseph H. Twichell, 23 October 1904 · New York, N.Y · UCCL06934 CtY-BR
- SLC to Joseph H. Twichell, 28 October 1904 · New York, N.Y · UCCL06940 CtY-BR
- SLC to Joseph H. Twichell, 4 November 1904 · New York, N.Y · UCCL06945 CtY-BR
- SLC to Susan L. Crane, 23 November 1904 · New York, N.Y · UCCL06955 CtY-BR
- SLC to Kate D. Riggs, 9 December 1905 · New York, N.Y · UCCL07246 CtY-BR
- SLC per Isabel V. Lyon to Yale Chapter Phi Beta Kappa Society, 3 March 1906 · New York, N.Y · UCCL11057 CtY-BR
- SLC to Joseph H. Twichell, 15 or 16 September 1906 · Dublin, N.H · UCCL07523 CtY-BR
- SLC to Maude Adams, 24 December 1906 · New York, N.Y · UCCL10937 CtY-BR
- SLC to Joseph H. Twichell, 26 January 1907 · New York, N.Y · UCCL07636 CtY-BR
- SLC to Harriet E. Whitmore, 7 February 1907 · New York, N.Y · UCCL07645 CtY-BR
- SLC to Florence D. Jones, 27 May 1907 · Tuxedo Park, N.Y · UCCL07732 CtY-BR
- SLC to William D. Howells, 4 October 1907 · Tuxedo Park, N.Y · UCCL07845 CtY-BR
- SLC to Jean L. Clemens, 4 October 1907 · Tuxedo Park, N.Y · UCCL07843 CtY-BR
- SLC to Elinor Glyn, 24 January 1908 · New York, N.Y · UCCL07929 CtY-BR, CU-MARK
- SLC to Margaret Blackmer, 2 March 1908 · Hamilton, Bermuda · UCCL07954 CtY-BR
- SLC to Margaret Blackmer, 14 April 1908 · New York, N.Y · UCCL07974 CtY-BR
- SLC to Margaret Blackmer, 15 April 1908 · New York, N.Y · UCCL07975 CtY-BR
- SLC to Margaret Blackmer, 25 May 1908 · New York, N.Y · UCCL08009 CtY-BR
- SLC to Margaret Blackmer, 20 June 1908 · Redding, Conn · UCCL08039 CtY-BR
- SLC to Margaret Blackmer, 7 July 1908 · Redding, Conn · UCCL08049 CtY-BR
- SLC to James M. Barrie, Aiugust 1908, Redding, Conn · UCCL12456 CtY-BR
- SLC to Margaret Blackmer, 13 August 1908 · Redding, Conn · UCCL08084 CtY-BR
- SLC to Fred V. Christ, 28 August 1908 · Redding, Conn · UCCL08092 CtY-BR, CU-MARK
- SLC to Margaret Blackmer, 18 September 1908 · Redding, Conn · UCCL08106 CtY-BR
- SLC to Margaret Blackmer, 6 October–9 October 1908 · Redding, Conn · UCCL08123 CtY-BR
- SLC to Margaret Blackmer, 14 October 1908 · Redding, Conn · UCCL08127 CtY-BR
- SLC to Margaret Blackmer, 24 October–29 October 1908 · Redding, Conn · UCCL08143 CtY-BR
- SLC to William Ireland Starr, 29 November 1908 · Redding, Conn · UCCL10790 CtY-BR
- SLC to Margaret Blackmer, 6 December 1908 · Redding, Conn · UCCL07372 CtY-BR
- SLC to Margaret Blackmer, 20 December–21 December 1908 · Redding, Conn · UCCL08134 CtY-BR
- SLC to Margaret Blackmer, 3 January 1909 · Redding, Conn · UCCL08307 CtY-BR
- SLC to Margaret Blackmer, 5 February 1909 · Redding, Conn · UCCL08341 CtY-BR
- SLC to Margaret Blackmer, 20 February 1909 · Redding, Conn · UCCL08352 CtY-BR
- SLC to Helen K. Blackmer, 3 March 1909 · Redding, Conn · UCCL08359 CtY-BR
- SLC to Helen K. Blackmer, 13 March 1909 · Redding, Conn · UCCL08373 CtY-BR
- SLC to Joseph H. Twichell, 23 June 1909 · Redding, Conn · UCCL08425 CtY-BR
- SLC to Margaret Blackmer, 15 September 1909 · Redding, Conn · UCCL08453 CtY-BR
- SLC to Joseph H. Twichell, 19 September–27 September 1909 · Redding, Conn · UCCL08454 CtY-BR
- SLC to William Henry Bishop, 11 October 1909 · Redding, Conn · UCCL08466 CtY-BR, CtHMTH
- SLC to Helen K. Blackmer, 13 October 1909 · Redding, Conn · UCCL08468 CtY-BR
- SLC to Helen K. Blackmer, 30 October 1909 · Redding, Conn · UCCL08481 CtY-BR
- SLC to Margaret Blackmer, 18 November 1909 · Redding, Conn · UCCL08495 CtY-BR
- SLC to Margaret Blackmer, 26 December–15 January 1910 · Hamilton, Bermuda · UCCL08541 CtY-BR
- SLC to Joseph H. Twichell and Harmony C. Twichell, 27 December 1909 · Redding, Conn · UCCL08525 CtY-BR
- SLC to Margaret Blackmer, 26 January 1910 · Hamilton, Bermuda · UCCL08551 CtY-BR
- SLC to Annie E. Trumbull, 27 April n.y. · Hartford, Conn · UCCL12373 CtY-BR
- SLC to Unidentified, Unknown date, Elmira, N.Y · UCCL08132 CtY-BR
- SLC to Eliza N. Robinson, Unknown date, Hartford, Conn · UCCL11056 CtY-BR
- SLC to Annie E. Trumbull, Unknown date · Unknown place · UCCL11027 CtY-BR
- Norman Hapgood to SLC, 6 December n.y., New York, N.Y. · UCLC46581 CtY-BR
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