Sources: ViU
- Samuel L. Clemens to William H. Clagett, 28 February 1862 · Carson City, Nev. Terr · UCCL00037
- Samuel L. Clemens to William H. Clagett, 8 and 9 March 1862 · Carson City, Nev. Terr · UCCL00039
- Samuel L. Clemens to William H. Clagett, 18 April 1862 · Aurora, Calif./Nev. Terr · UCCL00044
- Samuel L. Clemens to Orion Clemens, 22 June 1862 · Aurora, Calif./Nev. Terr · UCCL00052
- Samuel L. Clemens to William H. Clagett, 9 September 1862 · Aurora, Calif./Nev. Terr · UCCL00059
- Samuel L. Clemens to Charles Henry Webb, 19 March 1867 · St. Louis, Mo · UCCL00120
- Samuel L. Clemens to Jane Lampton Clemens and Family, 15 April 1867 · New York, N.Y · UCCL00122
- Samuel L. Clemens to Jane Lampton Clemens and Family, 19 April 1867 · New York, N.Y · UCCL00123
- SLC to Jane L. Clemens, 1 May 1867 · New York, N.Y · UCCL09410
- Samuel L. Clemens to Frank Fuller, 7 June 1867 · New York, N.Y · UCCL00135
- Samuel L. Clemens to Mary Mason Fairbanks, 2 December 1867 · Washington, D.C · UCCL00166
- Samuel L. Clemens to Jane Lampton Clemens and Pamela A. Moffett, 9 January 1868 · Washington, D.C · UCCL00176
- Samuel L. Clemens to Charles Henry Webb, 15 January 1868 · Washington, D.C · UCCL00181
- Samuel L. Clemens to Mary E. (Mollie) Clemens, 21 February 1868 · Washington, D.C · UCCL00199
- Samuel L. Clemens to Elisha Bliss, Jr., 28 May 1868 · San Francisco, Calif · UCCL02733
- SLC to I. N. Higgins, September 1868 · Unknown place · UCCL10494
- Samuel L. Clemens to Joseph H. Twichell, 28 November 1868 · New York, N.Y · UCCL02769
- Samuel L. Clemens to Silas S. Packard, 1 June 1869 · Elmira, N. Y · UCCL00311
- Samuel L. Clemens to Henry M. Crane, 21 August 1869 · Buffalo, N.Y · UCCL00338
- Samuel L. Clemens to Henry M. Crane, 8 September 1869 · Buffalo, N.Y · UCCL00352
- Samuel L. Clemens to Henry M. Crane, 21 September 1869 · Buffalo, N. Y · UCCL00353
- Samuel L. Clemens to James Redpath, 6 December 1869 · New York, N.Y · UCCL00383
- Samuel L. Clemens to James Redpath, 8 January 1870 · Albany, N.Y · UCCL00405
- Samuel L. Clemens to Charles Warren Stoddard, 6? February 1870 · Buffalo, N.Y · UCCL08584
- Samuel L. Clemens to James T. Fields, 21 March 1870 · Buffalo, N.Y · UCCL00446
- Samuel L. Clemens to Charles Henry Webb, 26 November 1870 · Buffalo, N.Y · UCCL00544
- Samuel L. Clemens to Earl D. Berry, 6 and 7 January 1871 · Buffalo, N.Y · UCCL00556
- Samuel L. Clemens to C. F. Sterling, 24 January 1871 · Buffalo, N.Y · UCCL00563
- Samuel L. Clemens to Willard McKinstry, 28 January 1871 · Buffalo, N.Y · UCCL00569
- Samuel L. Clemens to Thomas Nast, 4 April 1871 · Elmira, N.Y · UCCL00599
- Samuel L. Clemens to Elisha Bliss, Jr., 15 May 1871 · Elmira, N.Y · UCCL00612
- Samuel L. Clemens to James Redpath, 10 July 1871 (1st of 3) · Elmira, N.Y · UCCL00634
- Samuel L. Clemens to William Bowen, 23 July 1871 · Elmira, N.Y · UCCL00639
- Samuel L. Clemens to Moses S. Beach, 16 November 1871 · Portland, Maine · UCCL00675
- Samuel L. Clemens to James Redpath, 3 March 1872 · Hartford, Conn · UCCL00729
- Samuel L. Clemens to John Henry Riley, 27 March 1872 · Elmira, N.Y · UCCL00740
- Samuel L. Clemens to James Redpath, 20 April 1872 · Elmira, N.Y · UCCL00742
- Samuel L. Clemens to Joseph L. Blamire, 21 June 1872 · Hartford, Conn · UCCL00758
- Samuel L. Clemens to Joseph L. Blamire, 23 June 1872 · Hartford, Conn · UCCL00759
- Samuel L. Clemens to Joseph L. Blamire, 16 or 17 July 1872 · New Saybrook, Conn · UCCL11894
- Samuel L. Clemens to Elisha Bliss, Jr., 20 July 1872 · New Saybrook, Conn · UCCL00770
- Samuel L. Clemens to Joseph L. Blamire, 21 July 1872 · New Saybrook, Conn · UCCL00772
- SLC to OLC, 16 September 1872 · London, England · UCCL10141
- Samuel L. Clemens to Henry Lee, 25 October 1872 · London, England · UCCL00824
- Samuel L. Clemens to The Editor of the London Telegraph per Unidentified, 8 November 1872 · London, England · UCCL00830
- Samuel L. Clemens and Others to John E. Mouland, 23 November 1872 · SS Batavia en route from Liverpool, England, to Boston, Mass · UCCL00834
- Samuel L. Clemens to John E. Mouland, 3 December 1872 · Hartford, Conn · UCCL00839
- Samuel L. Clemens to John E. Mouland, 22 January 1873 · Hartford, Conn · UCCL00862
- Samuel L. Clemens to Elisha Bliss, Jr., 4 March 1873 · Hartford, Conn · UCCL00881
- Samuel L. Clemens to William Dean Howells, 13 March 1873 · Hartford, Conn · UCCL00887
- Samuel L. Clemens to Henry Lee, 1 or 2 June 1873 · London, England · UCCL00922
- Samuel L. Clemens to Joaquin Miller, 11 June 1873 · London, England · UCCL00923
- Samuel L. Clemens to Joaquin Miller, 1 and 2 July 1873 · London, England · UCCL00941
- Samuel L. Clemens to Elisha Bliss, Jr., 7 July 1873 · London, England · UCCL00948
- Samuel L. Clemens to Henry Lee, 10 September 1873 · London, England · UCCL00961
- Samuel L. Clemens to Louisa P. MacDonald, 29 September 1873 · 1st of 2 · London, England · UCCL00966
- Samuel L. Clemens to Henry Lee, 8 October 1873 · London, England · UCCL11812
- Samuel L. Clemens to George Bentley, 13 October 1873 · London, England · UCCL00974
- Samuel L. Clemens to George Bentley, 15 and 30 October 1873 · London, England, and SS Batavia en route from Liverpool, England, to New York, N.Y · UCCL00975
- Samuel L. Clemens to Elisha Bliss, Jr., 5 November 1873 · Hartford, Conn · UCCL00979
- Samuel L. Clemens to Henry Lee, per Charles Warren Stoddard, 22 November 1873 · London, England · UCCL00986
- Samuel L. Clemens to Shirley Brooks, 12 December 1873 · London, England · UCCL01002
- Samuel L. Clemens to James Redpath, per Charles Warren Stoddard, 21 December 1873 · London, England · UCCL01013
- OLC to Jane L. Clemens, 25 December 1873 · Hartford, Conn · UCCL11107
- Samuel L. Clemens to Charles Kingsley, 13 February 1874 · Hartford, Conn · UCCL01048
- Samuel L. Clemens to Edgar Wakeman, 25 April 1874 · Elmira, N.Y · UCCL01079
- Samuel L. Clemens to Unidentified, 24 June 1874 · Elmira, N.Y · UCCL01103
- Samuel L. Clemens to William Dean Howells, 22? July 1874 · Elmira, N.Y · UCCL01110
- Samuel L. Clemens to William W. Belknap, 28 August 1874 · Elmira, N.Y · UCCL01119
- Samuel L. Clemens to William W. Belknap, 5 September 1874 · Elmira, N.Y · UCCL01123
- Samuel L. Clemens to Jerome B. Stillson, per Telegraph Operator, 18 September 1874 · New York, N.Y · UCCL01125
- Samuel L. Clemens to William W. Belknap, 24 September 1874 · Hartford, Conn · UCCL01132
- Samuel L. Clemens to Augustin Daly, 29 October 1874 · Hartford, Conn · UCCL01140
- Samuel L. Clemens to James Redpath, 29 November 1874 · Hartford, Conn · UCCL01157
- Samuel L. Clemens to Miss Street, 1 December 1874 · Hartford, Conn · UCCL01158
- Samuel L. Clemens to William F. Gill, 31 May 1875 · Hartford, Conn · UCCL01237
- Samuel L. Clemens to P. T. Barnum, 7 June 1875 · Hartford, Conn · UCCL01240
- Samuel L. Clemens to George E. Waring, Jr., 14 July 1875 · Hartford, Conn · UCCL01250
- Samuel L. Clemens to H. O. Houghton and Company, 28 October 1875 · Hartford, Conn · UCCL01278
- Samuel L. Clemens to Unidentified, 28 January? 1876 · Hartford, Conn · UCCL10772
- Samuel L. Clemens to Elisha Bliss, Jr., 17 February 1876 · Hartford, Conn · UCCL01308
- Samuel L. Clemens to Unidentified, 24 April 1876 · Hartford, Conn · UCCL09032
- Samuel L. Clemens to George Bentley, 26 April 1876 · Hartford, Conn · UCCL01326
- Samuel L. Clemens to Miss Harriet, 14 June 1876 · Hartford, Conn · UCCL01342
- Samuel L. Clemens to George Bentley, 6 July 1876 · Hartford, Conn · UCCL01348
- Samuel L. Clemens to Pamela A. Moffett, 27 February 1877 · Hartford, Conn · UCCL01409
- Susy (Olivia Susan) Clemens to Francis D. Millet, March 1877 · Hartford, Conn · UCCL01401
- Samuel L. Clemens to Edwina Booth, 8 April 1877 · Hartford, Conn · UCCL09285
- OLC to SLC, 25 April–1 May 1877 · Hartford, Conn · UCCL01421
- Samuel L. Clemens to William Dean Howells, 29 June 1877 · Elmira, N.Y · UCCL10182
- Samuel L. Clemens to Paul Apfelstedt, 2? August 1877 · Hartford, Conn · UCCL01460
- Samuel L. Clemens to George Bentley, 15 September 1877 · Hartford, Conn · UCCL01480
- Samuel L. Clemens to Andrew Chatto, per Fanny C. Hesse, 7 November 1877 · Hartford, Conn · UCCL01502
- Samuel L. Clemens to Charles Follen Adams, 20 December 1877 · Hartford, Conn · UCCL01513
- Samuel L. Clemens for Olivia L. Clemens to Mary C. Shipman, 26 February–2 March 1878 · Hartford, Conn · UCCL01539
- Samuel L. Clemens to J. Langdon and Co., 5 June 1879 · Paris, France · UCCL01663
- Samuel L. Clemens to Lucius Fairchild, 1–9 July 1879 · Paris, France · UCCL11072
- Samuel L. Clemens to George S. Gilman, 15 September 1879 · Elmira, N.Y · UCCL01689
- Samuel L. Clemens to William Winter, 5 December 1879 · Hartford, Conn · UCCL01734
- Samuel L. Clemens to Elisabeth G. (Lilly) Warner, April 1880 · Hartford, Conn · UCCL11073
- Samuel L. Clemens to Hjalmar H. Boyesen, 23 April 1880 · Hartford, Conn · UCCL01792
- Samuel L. Clemens to Edwin Pond Parker, 15 May 1880 · Hartford, Conn · UCCL01805
- Samuel L. Clemens to Edward H. House, 6 October 1880 · Hartford, Conn · UCCL01836
- Samuel L. Clemens to Edward H. House, 9 November 1880 · Hartford, Conn · UCCL02851
- Samuel L. Clemens to Edwin Pond Parker, 22? December 1880 · Hartford, Conn · UCCL01876
- Samuel L. Clemens to James A. Garfield, 12 January 1881 · Hartford, Conn · UCCL01891
- SLC to Stephen C. Massett, 31 January 1881 · Hartford, Conn · UCCL01900
- SLC to Edward H. House, 4 February 1881 · Hartford, Conn · UCCL01905
- SLC to Koto House, 12 February 1881 · Hartford, Conn · UCCL10346
- SLC to Edward H. House, 19 February 1881 · Hartford, Conn · UCCL01910
- SLC to Karl and Hattie J. Gerhardt, 11–19 April 1881 · Hartford, Conn · UCCL01935
- SLC to Francis Augustus Teall, 22 April 1881 · Hartford, Conn · UCCL01938
- SLC to Osgood (J.R.) & Co., 23 May 1881 · Hartford, Conn · UCCL01959
- SLC to Charles L. Webster, 5 June 1881 · Branford, Conn · UCCL01970
- SLC to Osgood (J.R.) & Co., 16 June 1881 · Branford, Conn · UCCL01972
- SLC to Charles L. Webster, 10 July 1881 · Branford, Conn · UCCL01984
- SLC to James R. Osgood, 2 October 1881 · Hartford, Conn · UCCL02041
- SLC to Edward H. House, 4 October 1881 · Hartford, Conn · UCCL02043
- SLC to Edward H. House, 8 October 1881 · Hartford, Conn · UCCL02048
- SLC to Edward H. House, 21 October 1881 · Hartford, Conn · UCCL02057
- SLC to Edward H. House, 24 October 1881 · Hartford, Conn · UCCL02059
- SLC to Edward H. House, 26 October 1881 · Hartford, Conn · UCCL02069
- SLC to Edward H. House, 16 November 1881 · Hartford, Conn · UCCL02088
- SLC to Edward H. House, 21 November 1881 · Hartford, Conn · UCCL02095
- SLC to Sarah Pratt McLean, 12 December 1881 · Hartford, Conn · UCCL02115
- SLC to Jane L. Clemens, 20 December–31 December 1881 · Hartford, Conn · UCCL09315
- SLC to Lilly G. Warner, 25 December 1881 · Hartford, Conn · UCCL11075
- SLC to Edward H. House, 27 December 1881 · Hartford, Conn · UCCL02126
- SLC to Koto House, 2 January 1882 · Hartford, Conn · UCCL09648
- SLC to James R. Osgood, 4 January 1882 · Hartford, Conn · UCCL02142
- SLC to Hjalmar H. Boyesen, 11 January 1882 · Hartford, Conn · UCCL02149
- SLC to Lucy Hooper, 21 January 1882 · Hartford, Conn · UCCL02151
- SLC to Charles E. Wood, 21 February 1882 · Hartford, Conn · UCCL02161
- SLC to Edward H. House, 23 February 1882 · Hartford, Conn · UCCL02164
- SLC to Charles E. Wood, 3 April 1882 · Hartford, Conn · UCCL02196
- SLC to James R. Osgood, 14 April 1882 · Hartford, Conn · UCCL02135
- SLC to Charles E. Wood, 5–9 August 1882 · Elmira, N.Y · UCCL02243
- SLC to David L. Grasmere, 14 September 1882 · Elmira, N.Y · UCCL02267
- SLC to James R. Osgood, 18 October 1882 · Hartford, Conn · UCCL02292
- SLC to Edward H. House, 2 December 1882 · Hartford, Conn · UCCL02313
- SLC to Horace Russell, 12 December 1882 · Hartford, Conn · UCCL02314
- SLC to Unidentified, 5 January 1883 · Hartford, Conn · UCCL10773
- SLC to Osgood (J.R.) & Co., 6 January 1883 · Hartford, Conn · UCCL02331
- SLC to Arthur Gilman, 8 January 1883 · Hartford, Conn · UCCL02332
- SLC to Margaret Warner, 10 February 1883 · Hartford, Conn · UCCL11077
- SLC to George E. Waring, Jr., 6 April 1883 · Hartford, Conn · UCCL02368
- SLC to George MacDonald, 14–31 May 1883 · Hartford, Conn · UCCL09672
- SLC to Francis De Winton, 28 May 1883 · Ottawa, Canada · UCCL11078
- SLC to Kingsland Smith, 28 July 1883 · Elmira, N.Y · UCCL02075
- SLC to Edward H. House, 1 October 1883 · Hartford, Conn · UCCL02844
- SLC to Edward H. House, 12 November 1883 · Hartford, Conn · UCCL02855
- SLC to OLC, Unknown date, Hartford, Conn · UCCL10852
- SLC to Edward H. House, 14 January 1884 · Hartford, Conn · UCCL02889
- SLC to Augustin Daly, 17 February 1884 · Hartford, Conn · UCCL02918
- SLC to Edward H. House, 27 February 1884 · Hartford, Conn · UCCL02923
- SLC to Andrew Chatto, 3 March 1884 · Hartford, Conn · UCCL02932
- SLC to Edward H. House, 23 May 1884 · Hartford, Conn · UCCL02983
- SLC to American Publishing Co., 11 August 1884 · Elmira, N.Y · UCCL01520
- SLC to George Iles, 8 September 1884 · Elmira, N.Y · UCCL01359
- SLC to Edward H. House, 31 October 1884 · Hartford, Conn · UCCL03015
- SLC to Chatto & Windus, 5 November 1884 · Hartford, Conn · UCCL03020
- SLC to Susy (Olivia Susan) Clemens, 5 December 1884 · Utica, N.Y · UCCL03046
- SLC to Clara L. Clemens, 14 December 1884 · Grand Rapids, Mich · UCCL03058
- SLC to Estes & Lauriat, 7 January 1885 · Indianapolis, Ind · UCCL03103
- SLC to Susy (Olivia Susan) Clemens, 16 January 1885 · Chicago, Ill · UCCL03095
- SLC to Susy (Olivia Susan) Clemens, 23 January 1885 · St. Paul, Minn · UCCL03132
- SLC to Susy (Olivia Susan) Clemens, 3 February 1885 · Chicago, Ill · UCCL03151
- SLC to Susy (Olivia Susan) Clemens, 8 February 1885 · Indianapolis, Ind · UCCL03159
- SLC to Susy (Olivia Susan) Clemens, 15 February 1885 · Toronto, Canada · UCCL03168
- SLC to Margaret Warner, 17 March 1885 · Hartford, Conn · UCCL11079
- SLC to Philip H. Sheridan, Jr. · 21 March 1885 · New York, N.Y · UCCL09336
- SLC to Dean Sage, 28 March 1885 · Hartford, Conn · UCCL09338
- SLC to Mrs. A. P. Cosgrove, 11 April 1885 · Hartford, Conn · UCCL03213
- SLC to George Iles, 27 April 1885 · Hartford, Conn · UCCL03220
- SLC per James Redpath to Edward H. House, 13 May 1885 · Hartford, Conn · UCCL03227
- SLC to Edward H. House, 21 July 1885 · Elmira, N.Y · UCCL03263
- SLC to Frank Fuller, 28 September 1885 · Hartford, Conn · UCCL03291
- SLC to Ulysses S. Grant, Jr., November 1885 · Unknown place · UCCL09433
- SLC to Tiffany (Charles L.) & Co., 26 December 1885 · Hartford, Conn · UCCL03344
- SLC to Unidentified, 2 February 1886 · Hartford, Conn · UCCL03364
- SLC to Edward H. House, 26 May 1886 · Hartford, Conn · UCCL03402
- SLC to Edward H. House, 5 June 1886 · Hartford, Conn · UCCL03405
- SLC to Frederick J. Hall, 14 July 1886 · Elmira, N.Y · UCCL03416
- SLC to Edward H. House, 16 July 1886 · Elmira, N.Y · UCCL03422
- SLC to Edward H. House, 26 July 1886 · Elmira, N.Y · UCCL03427
- SLC to Frederick J. Hall and William M. Laffan, 6 August 1886 · Elmira, N.Y · UCCL02640
- SLC to Edward H. House, 11–12 August 1886 · Elmira, N.Y · UCCL03437
- Susy (Olivia Susan) Clemens to Edward H. House, 14 August 1886 · Elmira, N.Y · UCCL03438
- Susy (Olivia Susan) Clemens to Edward H. House, 24 August 1886 · Elmira, N.Y · UCCL03443
- SLC to Franklin G. Whitmore, 28 August 1886 · Elmira, N.Y · UCCL10074
- SLC to Edward H. House, 8 October 1886 · Hartford, Conn · UCCL03466
- OLC to Emeline B. (Emma) Beach, 17 October 1886 · Hartford, Conn · UCCL03468
- SLC to Edward H. House, 18 October 1886 · Hartford, Conn · UCCL03470
- SLC to George E. Waring, Jr., 7 November 1886 · Hartford, Conn · UCCL03477
- SLC to Edward H. House, 26 November 1886 · Hartford, Conn · UCCL03484
- SLC to Edwin Pond Parker, 6 December 1886 · Hartford, Conn · UCCL03492
- SLC to Edward H. House, 17 December 1886 · Hartford, Conn · UCCL03499
- SLC to Edward H. House, 26 December 1886 · Hartford, Conn · UCCL03502
- SLC to William H. Gross, 20 January 1887 · Hartford, Conn · UCCL03515
- SLC to John C. Kinney, 30 January–6 February 1887 · Hartford, Conn · UCCL08917
- SLC to Mrs. Thornburgh, 5 February 1887 · Hartford, Conn · UCCL03524
- SLC to Richard Watson Gilder, 28 March 1887 · Hartford, Conn · UCCL03552
- SLC to Arthur L. Shipman, 1 April 1887 · Hartford, Conn · UCCL03554
- SLC to John Davis, 19 April 1887 · Unknown place · UCCL03564
- SLC to Edward H. House, 5 May 1887 · Hartford, Conn · UCCL03567
- SLC to Edward H. House, 7 May 1887 · Hartford, Conn · UCCL03568
- SLC to William L. Alden, 28 May 1887 · Hartford, Conn · UCCL03574
- Clara L. Clemens to Edward H. House, 29 June 1887 · Elmira, N.Y · UCCL03581
- Susy (Olivia Susan) Clemens to Edward H. House, 5 July 1887 · Elmira, N.Y · UCCL03591
- Clara L. Clemens to Edward H. House, 14 July 1887 · Elmira, N.Y · UCCL03604
- Susy (Olivia Susan) Clemens to Edward H. House, 17 July 1887 · Elmira, N.Y · UCCL03606
- OLC to Edward H. House, 24 July 1887 · Elmira, N.Y · UCCL03609
- Clara L. Clemens to Edward H. House, 24 July 1887 · Elmira, N.Y · UCCL03610
- Clara L. Clemens to Edward H. House, 9 August 1887 · Elmira, N.Y · UCCL03620
- Susy (Olivia Susan) Clemens to Edward H. House, 19 August 1887 · Elmira, N.Y · UCCL03631
- Susy (Olivia Susan) Clemens to Edward H. House, 19 August 1887 · Elmira, N.Y · UCCL03630
- Susy (Olivia Susan) Clemens to Edward H. House, 7 September 1887 · Elmira, N.Y · UCCL03644
- SLC to Robert U. Johnson, 31 October 1887 · Hartford, Conn · UCCL03663
- SLC to Richard Watson Gilder, 16 November 1887 · Hartford, Conn · UCCL10871
- SLC to Candace Wheeler, 19 April 1888 · Hartford, Conn · UCCL03717
- OLC to Edward H. House, 9 July 1888 · Elmira, N.Y · UCCL03729
- SLC to Andrew Chatto, 15 July 1888 · Elmira, N.Y · UCCL03732
- Clara L. Clemens to Edward H. House, 19 July 1888 · Elmira, N.Y · UCCL03743
- SLC per Franklin G. Whitmore to Francis E. Bliss, 9 October 1888 · Hartford, Conn · UCCL03787
- OLC to Edward H. House, 14 October 1888 · Hartford, Conn · UCCL03790
- SLC to Frederick J. Hall, 12 November 1888 · Hartford, Conn · UCCL03831
- OLC to Edward H. House, 9 December 1888 · Hartford, Conn · UCCL03803
- OLC to Edward H. House, 13 January 1889 · Hartford, Conn · UCCL03852
- SLC to Edward H. House, 19 March 1889 · Hartford, Conn · UCCL03873
- SLC to Augustin Daly, 5 April 1889 · Hartford, Conn · UCCL03880
- SLC to Horace Wall, 21 June 1889 · Unknown place · UCCL09181
- SLC to Robert U. Johnson, 3 August 1889 · Elmira, N.Y · UCCL03921
- SLC to Century Editor, 7 August 1889 · Elmira, N.Y · UCCL03926
- SLC to Frederick J. Hall, 20 August 1889 · Elmira, N.Y · UCCL03929
- SLC to Margaret Warner, 25 December 1889 · Hartford, Conn · UCCL09414
- SLC to S. J. Kirk, Unknown date · Unknown place · UCCL09643
- SLC to Unidentified, 17 March 1890 · Hartford, Conn · UCCL04028
- SLC to Frederick J. Hall, 27 December 1890 · Hartford, Conn · UCCL04121
- SLC to Miss Clement, 8 March 1891 · Hartford, Conn · UCCL04180
- SLC to James W. Paige, 19 March 1891 · Hartford, Conn · UCCL04182
- SLC to Joseph T. Goodman, April 1891 · Hartford, Conn · UCCL04186
- SLC to Chatto & Windus, 7 October 1891 · Frankfurt on the Main, Germany · UCCL04243
- SLC to Rudolf Lindau, 12 October–November 1891 · Berlin, Germany · UCCL08961
- SLC to Rudolf Lindau, 12 October–22 February 1892 · Berlin, Germany · UCCL08960
- SLC to Rudolf Lindau, 11 December 1891 · Berlin, Germany · UCCL04259
- SLC to Rudolf Lindau, 24 December 1891 · Berlin, Germany · UCCL04264
- SLC to Frederick J. Hall, 26 December 1891 · Berlin, Germany · UCCL10837
- SLC to Frederick J. Hall, 8 March 1892 · Menton, France · UCCL04274
- SLC to Katherine C. Bronson, 25 May 1892 · Venice, Italy · UCCL04294
- SLC to Alvesto S. Hogue, 7 October 1892 · Florence, Italy · UCCL14030
- SLC to Alvesto S. Hogue, 14 October 1892 · Florence, Italy · UCCL14031
- SLC to OLC, 27 November 1892 · Florence, Italy · UCCL09463
- SLC to Frederick J. Hall, 26 December 1892 · Florence, Italy · UCCL04314
- SLC to Clara L. Clemens, January 1893 · Florence, Italy · UCCL10195
- SLC to Chatto & Windus, 23 May 1893 · SS Kaiser Wilhelm · UCCL04405
- SLC to Frederick J. Hall, 19 July 1893 · Krankenheil, Germany · UCCL04424
- SLC, OLC to Mary C. Shipman, 11 August 1893 · Krankenheil, Germany · UCCL04434
- SLC to Russell Hinman, 18 September 1893 · New York, N.Y · UCCL11338
- SLC to Richard Watson Gilder, 6 November 1893 · New York, N.Y · UCCL04491
- SLC to Henry Irving, 13 November 1893 · New York, N.Y · UCCL04499
- SLC to Clarence C. Buel, 13 December 1893 · New York, N.Y · UCCL04525
- SLC to Annie E. Trumbull, 25 December 1893 · New York, N.Y · UCCL04539
- SLC to Francis Wilson, 6 February 1894 · New York, N.Y · UCCL09902
- SLC to Frederick J. Hall, 1 June 1894 · Paris, France · UCCL04737
- SLC to J. Henry Harper, 11–12 September 1894 · Etretat, France · UCCL04786
- SLC to William T. Stead, 30 November 1894 · 2nd of 2 · Paris, France · UCCL04817
- SLC to Henry M. Alden, 10 December 1894 · Paris, France · UCCL04823
- SLC to Bram Stoker, Unknown date · Unknown place · UCCL11081
- SLC to Lloyd S. Bryce, 9 March 1895 · New York, N.Y · UCCL04847
- SLC to Chatto & Windus, 4 April 1895 · London, England · UCCL04861
- SLC to Francis De Winton, 26 April 1895 · Paris, France · UCCL04872
- SLC to F. S. Reynolds, May 1895 · Paris, France · UCCL11084
- SLC to Miss Goodridge, 1 May 1895 · Paris, France · UCCL04290
- SLC to John D. Adams, 10 May 1895 · Paris, France · UCCL04876
- SLC to Robert U. Johnson, 30 May 1895 · Elmira, N.Y · UCCL04882
- SLC to Frank Fuller, 13 June 1895 · Elmira, N.Y · UCCL04890
- SLC to John Horne, 19 June 1895 · Elmira, N.Y · UCCL04894
- SLC to Unidentified, 22 June 1895 · Elmira, N.Y · UCCL04896
- SLC to Martha G. Pond, 5 August 1895 · Helena, Mont · UCCL11083
- OLC to Henry H. Rogers, 17 August 1895 · Vancouver, Canada · UCCL04952
- SLC to Unidentified, 22 August 1895 · Victoria, Canada · UCCL10765
- SLC to James B. Pond, 22 August 1895 · Victoria, Canada · UCCL11082
- OLC to Susan L. Crane, 3 November 1895 · SS Mararva · UCCL04970
- OLC to Susan L. Crane, 24 November 1895 · Auckland, New Zealand · UCCL04976
- OLC to Susan L. Crane, 20–26 December 1895 · Sydney, Australia · UCCL04983
- Clara L. Clemens to James ?, 13 January 1896 · SS Oceana · UCCL05013
- OLC to Susan L. Crane, 17–24 January 1896 · SS Oceana · UCCL05012
- SLC to A. S. Panday, 27 January 1896 · Bombay, India · UCCL13680
- Clara L. Clemens to Pamela Clemens Moffett, February 1896 · Unknown place · UCCL05015
- OLC to Jean L. Clemens, 16 and 18 February 1896 · Darjeeling, India · UCCL05022
- OLC to Susan L. Crane, 28 February 1896 · Agra, India · UCCL05025
- SLC to Mr. and Mrs. Robert E. Acklom, 7 March 1896 · Jaipur, India · UCCL05027
- SLC to ? Acklom, 7 March 1896 · Jaipur, India · UCCL05028
- OLC to Jean Clemens, 10–12 March 1896 · Jaipur, India · UCCL05030
- OLC to Susan L. Crane, 30 March 1896 · SS Wardha · UCCL05034
- OLC to Susan L. Crane, 21 May 1896 · Durban, South Africa · UCCL05051
- OLC to Susan L. Crane, 3 June 1896 · Durban, South Africa · UCCL05063
- OLC to Henry H. Rogers, 11 June 1896 · Port Elizabeth, South Africa · UCCL05072
- OLC to Susan L. Crane, 16 June 1896 · Port Elizabeth, South Africa · UCCL05074
- OLC to Susan L. Crane, 19 June 1896 · Port Elizabeth, South Africa · UCCL11891
- OLC to Susan L. Crane, 21 June 1896 · Port Elizabeth, South Africa · UCCL05079
- SLC to Chatto & Windus, 29 October 1896 · London, England · UCCL05138
- SLC to Chatto & Windus, 31 October 1896 · London, England · UCCL05140
- SLC to John Y. MacAlister, 2 March 1897 · London, England · UCCL05181
- OLC to John Y. MacAlister, 30 March 1897 · London, England · UCCL05195
- SLC to John Y. MacAlister, 6 April 1897 · London, England · UCCL05197
- OLC to John Y. MacAlister, 6 April 1897 · London, England · UCCL05198
- SLC to Arthur Spurgeon, 27 April 1897 · London, England · UCCL05209
- SLC to John Y. MacAlister, 8 May 1897 · London, England · UCCL05211
- SLC to John Y. MacAlister, 26 May 1897 · London, England · UCCL10103
- SLC to Frank M. White, 31 May 1897 · London, England · UCCL05196
- SLC to John Y. MacAlister, 2 June 1897 · London, England · UCCL05221
- SLC to Frank Fuller, 2 June 1897 · London, England · UCCL10102
- SLC to Frank M. White, 11 June 1897 · London, England · UCCL05259
- SLC to Frank M. White, 12 June 1897 · London, England · UCCL05260
- SLC to John Y. MacAlister, 13–14 June 1897 · London, England · UCCL05227
- SLC to Chatto & Windus, 26 June 1897 · London, England · UCCL05228
- SLC per Olivia L. Clemens to John Y. MacAlister, 8 July 1897 · London, England · UCCL05256
- SLC to John Y. MacAlister, 20 July 1897 · Weggis, Switzerland · UCCL05265
- SLC to Chatto & Windus, 25 July 1897 · Weggis, Switzerland · UCCL05271
- SLC to Chatto & Windus, August 1897 · Weggis, Switzerland · UCCL05276
- SLC to Francis H. Skrine, 22 August 1897 · Weggis, Switzerland · UCCL05281
- SLC to Clara A. Nichols, September 1897 · Weggis, Switzerland · UCCL08969
- SLC to Chatto & Windus, September 1897 · Weggis, Switzerland · UCCL10973
- SLC to R. Farquharson Sharpe, 3 September 1897 · Weggis, Switzerland · UCCL05286
- SLC to J. Y. W. MacAlister, 7 September 1897 · Weggis, Switzerland · UCCL05285
- SLC to Francis H. Skrine, 10 September 1897 · Weggis, Switzerland · UCCL05284
- SLC to Samuel R. Crockett, 17 September 1897 · Weggis, Switzerland · UCCL05290
- SLC to Chatto & Windus, 29 September 1897 · Vienna, Austria · UCCL05292
- SLC to Eduard Potzl, 15 October 1897 · Vienna, Austria · UCCL05298
- SLC to Francis H. Skrine, 3 November 1897 · Vienna, Austria · UCCL05306
- SLC to Frank M. White, 4 November 1897 · Vienna, Austria · UCCL05308
- SLC to Frank Marshall White, 26 December 1897 · Vienna, Austria · UCCL05327
- SLC to Unidentified, Unknown date, Vienna, Austria · UCCL11085
- Olivia L. Clemens for SLC to Frank Marshall White, 6 January 1898 · Vienna, Austria · UCCL05332
- SLC per Olivia L. Clemens to Frank M. White, 11 January 1898 · Vienna, Austria · UCCL05335
- OLC to Samuel E. Moffett, 14 January 1898 · Vienna, Austria · UCCL05330
- SLC to Frank M. White, 4 February 1898 · Vienna, Austria · UCCL05341
- SLC to Chatto & Windus, 8 February 1898 · Vienna, Austria · UCCL05346
- SLC to Chatto & Windus, 26 February 1898 · Vienna, Austria · UCCL05354
- SLC to John Y. MacAlister, 12 March 1898 · Vienna, Austria · UCCL05362
- SLC to Rudolf Lindau, 30 March 1898 · Vienna, Austria · UCCL05372
- SLC to Richard Watson Gilder, 2 April–3 April 1898 · Vienna, Austria · UCCL09031
- SLC to Rudolf Lindau, 14 May–14 September 1898 · Kaltenleutgeben, Austria · UCCL05480
- SLC to Unidentified, 24 May 1898 · Kaltenleutgeben, Austria · UCCL05393
- SLC to Richard Watson Gilder, 12? June 1898 · Kaltenleutgeben, Austria · UCCL13448
- SLC to Unidentified, 11 August 1898 · Kaltenleutgeben, Austria · UCCL05421
- SLC to Edward W. Bok, 2 September 1898 · Kaltenleutgeben, Austria · UCCL05431
- SLC to Edward W. Bok, 10 October 1898 · Kaltenleutgeben, Austria · UCCL05446
- SLC to Edmund Kloieda, 19 October 1898 · Vienna, Austria · UCCL05451
- SLC to James M. Tuohy, 9 December 1898 · Vienna, Austria · UCCL05477
- OLC to Charlemagne Tower, 1898 · Unknown place · UCCL03989
- SLC to Charles D. Warner, 15 February 1899 · Vienna, Austria · UCCL05546
- SLC to Francis H. Skrine, 9 March 1899 · Vienna, Austria · UCCL05558
- SLC to John M. Hay, 11 March 1899 · Vienna, Austria · UCCL09028
- OLC to Francis E. Bliss, 31 March 1899 · Vienna, Austria · UCCL12101
- SLC to Percy Spalding, 3 May 1899 · Vienna, Austria · UCCL05585
- SLC to Percy Spalding, 10 May 1899 · Vienna, Austria · UCCL05591
- SLC to Percy Spalding, 24 May 1899 · Vienna, Austria · UCCL05596
- SLC to Chatto & Windus, 4 June 1899 · Broadstairs, England · UCCL05632
- SLC to Alice L. Bunner, 6 June 1899 · Broadstairs, England · UCCL05633
- SLC to Unidentified, 11 June 1899 · London, England · UCCL05638
- SLC to Unidentified, 21 June 1899 · London, England · UCCL05641
- SLC to Douglas B. Sladen, 7 July 1899 · London, England · UCCL05652
- SLC to Francis E. Bliss, 1 October 1899 · London, England · UCCL05684
- SLC to Francis E. Bliss, 1 October 1899 · London, England · UCCL05683
- SLC to John Y. MacAlister, 4 October 1899 · London, England · UCCL05686
- SLC to Percy Spalding, 16 October 1899 · London, England · UCCL05691
- SLC to Unidentified, 19 October 1899 · London, England · UCCL05692
- OLC to John Y. MacAlister, 17 November 1899 · London, England · UCCL05708
- SLC to John Y. MacAlister, 24 November 1899 · London, England · UCCL05714
- SLC to John Y. MacAlister, 1 December 1899 · London, England · UCCL05715
- OLC to Mr. and Mrs. John Y. MacAlister, 25 December 1899 · London, England · UCCL05725
- SLC to Adela M. Goodrich-Freer, 11 January 1900 · London, England · UCCL05745
- SLC to John Y. MacAlister, 7 March 1900 · London, England · UCCL05770
- SLC to John Y. MacAlister, 8 March 1900 · London, England · UCCL05771
- SLC to John Y. MacAlister, 9 March 1900 · London, England · UCCL05773
- SLC to Caspar Whitney, 9 March 1900 · London, England · UCCL05186
- SLC to John Y. MacAlister, 10 March 1900 · London, England · UCCL05774
- SLC to John Y. MacAlister, 17 March 1900 · London, England · UCCL05777
- SLC to John Y. MacAlister, 23 March 1900 · London, England · UCCL05781
- SLC to John Tatlock, 23 March 1900 · London, England · UCCL05528
- SLC to John Y. MacAlister, 24 March 1900 · London, England · UCCL09426
- SLC to John Y. MacAlister, 2 April 1900 · London, England · UCCL10766
- SLC to William Des Voeux, 6 April 1900 · London, England · UCCL10764
- SLC to Caspar Whitney, 20 April 1900 · London, England · UCCL05795
- SLC to Samuel E. Moffett, 23 April 1900 · London, England · UCCL05797
- SLC to John Y. MacAlister, 17 July 1897 · London, England · UCCL05264
- SLC to Adela M. Goodrich-Freer, 11 May 1900 · London, England · UCCL05805
- OLC to John Y. MacAlister, 10 June 1900 · London, England · UCCL10768
- SLC to John Y. MacAlister, 11 June 1900 · London, England · UCCL05819
- OLC to John Y. MacAlister, 20 June 1900 · Unknown place · UCCL10767
- SLC to John Y. MacAlister, 28 June–6 October 1900 · London, England · UCCL09033
- SLC to John Y. MacAlister, 29 June 1900 · London, England · UCCL05827
- SLC to J. Y. W. MacAlister, 1 July 1900 · London, England · UCCL05829
- SLC to John Y. MacAlister, 5 July 1900 · London, England · UCCL05831
- SLC to Frank Fuller, August 1900 · London, England · UCCL10113
- SLC to John Y. MacAlister, 1 August 1900 · London, England · UCCL05846
- SLC to Frank Fuller, 12 August 1900 · London, England · UCCL09787
- SLC to John Y. MacAlister, 17 August 1900 · London, England · UCCL05852
- SLC to John Y. MacAlister, 18 August 1900 · London, England · UCCL05854
- SLC to Andrew Chatto, 2 September 1900 · London, England · UCCL11091
- SLC to W. H. Helm, 17 September 1900 · London, England · UCCL05863
- SLC to John Y. MacAlister, 19 September 1900 · London, England · UCCL05865
- SLC to John Y. MacAlister, 24 September 1900 · London, England · UCCL05867
- SLC to John Y. MacAlister, 26 September 1900 · London, England · UCCL05870
- SLC to John Y. MacAlister, 27 September 1900 · London, England · UCCL05871
- SLC to Archibald Clarke, 5 October 1900 · London, England · UCCL11090
- OLC to John Y. MacAlister, 6 October 1900 · SS Minnehaha · UCCL10769
- SLC to John Y. MacAlister, 16 October 1900 · SS Minnehaha · UCCL05877
- SLC to John Y. MacAlister, 27 October 1900 · New York, N.Y · UCCL05887
- SLC to John Y. MacAlister, 31 October 1900 · New York, N.Y · UCCL05891
- SLC to Channing H. Cook, 31 October 1900 · New York, N.Y · UCCL10948
- SLC to William W. Ellsworth, 2 November 1900 · New York, N.Y · UCCL05894
- SLC to Henry H. Rogers, 16 November 1900 · New York, N.Y · UCCL05910
- SLC to Poultney Bigelow, 20 November 1900 · New York, N.Y · UCCL05913
- SLC to John Y. MacAlister, 5 December 1900 · New York, N.Y · UCCL05927
- SLC to Irving Bacheller, 14 December 1900 · New York, N.Y · UCCL05931
- SLC to Elizabeth Evans, 18 December 1900 · New York, N.Y · UCCL05935
- SLC to Clarence F. Forrest, 20 December 1900 · New York, N.Y · UCCL05936
- SLC to Irving Bacheller, 21 December 1900 · New York, N.Y · UCCL08605
- SLC to John Y. MacAlister, 31 December 1900 · New York, N.Y · UCCL05943
- SLC to Mrs. Ira L. Smith, January 1901 · New York, N.Y · UCCL05955
- SLC to Franklin G. Whitmore, January 1901 · New York, N.Y · UCCL05954
- SLC to Samuel E. Moffett, 9 January 1901 · New York, N.Y · UCCL05962
- SLC to Sarah H. Godfrey, 21 January 1901 · New York, N.Y · UCCL05970
- SLC to James B. Pond, 21 January 1901 · New York, N.Y · UCCL05972
- SLC to Ike Stern, 21 January 1901 · New York, N.Y · UCCL05975
- SLC to George A. Gates, 21 January 1901 · New York, N.Y · UCCL05969
- SLC to Andrew Langdon, 21 January 1901 · New York, N.Y · UCCL05971
- SLC to John T. Devine, 22 January 1901 · New York, N.Y · UCCL05978
- SLC to James W. Pryor, 22 January 1901 · New York, N.Y · UCCL05980
- SLC to Edmund B. Kirby, 22 January 1901 · New York, N.Y · UCCL05979
- SLC to E. T. Abbott, 22 January 1901 · New York, N.Y · UCCL05977
- SLC to Channing H. Cook, 4 February 1901 · New York, N.Y · UCCL05988
- SLC to H. H. Rogers, 11 March 1901 · New York, N.Y · UCCL06016
- SLC to John Y. MacAlister, 24 March 1901 · New York, N.Y · UCCL06024
- SLC to Robert Underwood Johnson, 31 March 1901 · New York, N.Y · UCCL06030
- SLC to Rudolf Lindau, 24 April 1901 · New York, N.Y · UCCL06042
- SLC to John Y. MacAlister, 24 April 1901 · New York, N.Y · UCCL06043
- SLC to Henry Stockbridge, 24 April 1901 · New York, N.Y · UCCL06045
- SLC to Henry H. Rogers, 3 June 1901 · New York, N.Y · UCCL06069
- SLC to Emma Beach Thayer, 5 June 1901 · New York, N.Y · UCCL09005
- SLC to Frank Fuller, 18 June 1901 · New York, N.Y · UCCL06073
- SLC to John Y. MacAlister, 27 August 1901 · Saranac Lake, N.Y · UCCL06121
- SLC to Edmund C. Stedman, 8 October 1901 · Riverdale, N.Y · UCCL06153
- SLC to William W. Ellsworth, 15 October 1901 · Riverdale, N.Y · UCCL06157
- SLC to Robert B. Cone, 20 December 1901 · Riverdale, N.Y · UCCL11094
- OLC to Clara L. Clemens, 1 January 1902 · Riverdale, N.Y · UCCL06212
- SLC to Alice M. Ditson, 5 February 1902 · Riverdale, N.Y · UCCL06268
- SLC to Elisabeth Marbury, 10 February 1902 · Riverdale, N.Y · UCCL06274
- SLC to John Y. MacAlister, 17 March 1902 · Palm Beach, Fla · UCCL06304
- SLC to Robert U. Johnson, 14 April 1902 · Riverdale, N.Y · UCCL06323
- OLC to Unidentified, 24 April 1902 · Riverdale, N.Y · UCCL06328
- SLC to Unidentified, 29 August 1902 · York Harbor, Me · UCCL06421
- SLC to John Y. MacAlister, 6 September 1902 · York Harbor, Me · UCCL06427
- SLC to John Y. MacAlister, 23 September 1902 · York Harbor, Me · UCCL06439
- SLC to John Y. MacAlister, 18 October 1902 · Riverdale, N.Y · UCCL06466
- SLC to Edward W. Bok, 18 October 1902 · New York, N.Y · UCCL06465
- SLC per Isabel V. Lyon to Edward W. Bok, 22 November 1902 · Riverdale, N.Y · UCCL06490
- SLC to Percy Spalding, 15 December 1902 · Riverdale, N.Y · UCCL06519
- SLC to H. H. Rogers, 2–3 January 1903 · Riverdale, N.Y · UCCL06547
- SLC to Herbert E. Bowen, 4 January 1903 · Riverdale, N.Y · UCCL06549
- SLC to Francis E. Bliss, 9 January 1903 · Riverdale, N.Y · UCCL06552
- SLC to Frederick A. Duneka, February 1903 · Riverdale, N.Y · UCCL06574
- SLC to Plasmon Co., 7 April 1903 · Riverdale, N.Y · UCCL06619
- SLC to John Y. MacAlister, 7 April 1903 · Riverdale, N.Y · UCCL06616
- SLC to John Y. MacAlister, 7 April–8 May 1903 · Riverdale, N.Y · UCCL06617
- SLC to Henry H. Rogers, 25 June 1903 · Riverdale, N.Y · UCCL06683
- SLC to Edward W. Bok, 8 July 1903 · Elmira, N.Y · UCCL06695
- SLC to Edward W. Bok, 17 July 1903 · Elmira, N.Y · UCCL06701
- SLC to Edward W. Bok, 18 July 1903 · Elmira, N.Y · UCCL06703
- SLC to Edward W. Bok, 1 September 1903 · Elmira, N.Y · UCCL06723
- SLC to Edward W. Bok, 19 September 1903 · Elmira, N.Y · UCCL06727
- OLC to William V. Alexander, 26 September 1903 · Elmira, N.Y · UCCL06732
- OLC to Edward W. Bok, 26 September 1903 · Elmira, N.Y · UCCL06731
- SLC to Edwin Pond Parker, 14 October 1903 · New York, N.Y · UCCL06743
- SLC to Hoyt (Wm. H.) & Co., 20 October 1903 · New York, N.Y · UCCL06745
- SLC to George W. Reeves, 20 October 1903 · New York, N.Y · UCCL06746
- SLC to Robert U. Johnson, 21 October 1903 · New York, N.Y · UCCL06749
- SLC to John Y. MacAlister, 22 October 1903 · New York, N.Y · UCCL06750
- SLC, OLC to Harper & Brothers, 23 October 1903 · New York, N.Y · UCCL06752
- SLC to John Y. MacAlister, 17 November 1903 · Florence, Italy · UCCL06759
- SLC to Edward B. Caulfield, 23 November 1903, Florence, Italy · UCCL13632
- SLC to John Y. MacAlister, 1 December 1903 · Florence, Italy · UCCL06764
- SLC to John Y. MacAlister, 25 March 1904 · Florence, Italy · UCCL06817
- SLC to Edward B. Caulfield, 31 March 1904 · Florence, Italy · UCCL06762
- SLC to OLC, April 1904 · Florence, Italy · UCCL06820
- SLC to John Y. MacAlister, 7 April 1904 · Florence, Italy · UCCL06821
- SLC to John Y. MacAlister, 25 April 1904 · Florence, Italy · UCCL06825
- SLC to John Y. MacAlister, 17 June 1904 · Florence, Italy · UCCL06873
- SLC to Mr. and Mrs. Percy Spalding, 21 June 1904 · Florence, Italy · UCCL06849
- SLC to John Y. MacAlister, 22 June 1904 · Florence, Italy · UCCL06877
- SLC to Ellen O’Neil, 16 July 1904 · New York, N.Y · UCCL06886
- SLC to Charles W. Stoddard, 28 July 1904 · Lee, Mass · UCCL06883
- SLC to Isabel V. Lyon, 17 August 1904 · New York, N.Y · UCCL06912
- Clara L. Clemens to SLC, 19 October 1904 · Unknown place · UCCL10770
- SLC to John Y. MacAlister, 27 October 1904 · New York, N.Y · UCCL06938
- SLC to John Y. MacAlister, 9 November 1904 · New York, N.Y · UCCL06948
- SLC to Unidentified, 26 November 1904 · New York, N.Y · UCCL06957
- SLC to William L. Alden, 28 January 1905 · New York, N.Y · UCCL06987
- SLC to J. Y. W. MacAlister, 20 February 1905 · New York, N.Y · UCCL07005
- SLC to Mrs. ? Bellows, 25 April 1905 · New York, N.Y · UCCL11095
- SLC to Unidentified, May 1905 · New York, N.Y · UCCL10771
- SLC to Frederick A. Duneka, 24 June 1905 · Dublin, N.H · UCCL09660
- SLC to John Y. MacAlister, 16 July 1905 · Dublin, N.H · UCCL07085
- SLC to John Y. MacAlister, 19 October 1905 · Dublin, N.H · UCCL07183
- SLC to Isabel V. Lyon, 25 October 1905 · Boston, Mass · UCCL07187
- SLC to Robert Reid, 28 November 1905 · New York, N.Y · UCCL07220
- SLC to Robert Bacon, 28 November 1905 · New York, N.Y · UCCL07222
- SLC to Robert Bacon, 6 December 1905 · New York, N.Y · UCCL07235
- SLC to John Y. MacAlister, 6 December 1905 · New York, N.Y · UCCL07236
- SLC to Robert Bacon, 15 December 1905 · New York, N.Y · UCCL07256
- SLC per Isabel V. Lyon to Clarence C. Buel, 29 December 1905 · New York, N.Y · UCCL07276
- SLC per Isabel V. Lyon to Unidentified, 11 January 1906 · New York, N.Y · UCCL07304
- SLC to John Y. MacAlister, 16 January 1906 · New York, N.Y · UCCL07312
- SLC to Edwina L. Levy, 10 March 1906 · New York, N.Y · UCCL07377
- SLC to C. S. Palmer, 26 September 1906 · Dublin, N.H · UCCL07530
- SLC to John Y. MacAlister, 29 November 1906 · New York, N.Y · UCCL07577
- SLC to Robert U. Johnson, 2 December 1906 · New York, N.Y · UCCL07581
- SLC to Jean L. Clemens, 1 January 1907 · New York, N.Y · UCCL07618
- SLC to Unidentified, 21 January 1907 · New York, N.Y · UCCL10838
- SLC to Unidentified, 3 April 1907 · Unknown place · UCCL11099
- SLC to Mary P. Higginson, 6 April 1907 · New York, N.Y · UCCL09419
- SLC to Charlemagne Tower, 10 April 1907 · New York, N.Y · UCCL07691
- SLC per Isabel V. Lyon to Whitelaw Reid, 3 May 1907 · New York, N.Y · UCCL07709
- SLC to George B. Shaw, 4 July 1907 · London, England · UCCL07777
- SLC to Henry Rawcliffe, 11 July 1907 · Liverpool, England · UCCL11097
- SLC, Isabel V. Lyon to Eden Phillpotts, 12 February 1908 · New York, N.Y · UCCL07936
- SLC to Eden Phillpotts, 26 April 1908 · New York, N.Y · UCCL07985
- SLC to Unidentified, May 1908 · New York, N.Y · UCCL11100
- SLC to Telephone Operators, 4 January 1909 · Redding, Conn · UCCL08310
- SLC to Arthur K. Davis, 29 April 1909 · Redding, Conn · UCCL08392
- SLC to Robert U. Johnson, 5 June 1909 · Redding, Conn · UCCL08416
- SLC to Alexander McKeon, 25 June 1909 · Redding, Conn · UCCL08426
- SLC to Harry W. Dearborn, 7 September 1909 · Redding, Conn · UCCL08448
- SLC per Albert Bigelow Paine to Elisabeth N. Fairchild, 26 December–9 January 1910 · Redding, Conn · UCCL08530
- SLC to Clara L. Clemens, 6 March 1910 · Hamilton, Bermuda · UCCL08567
- SLC to Clara L. Clemens, 21 April 1910 · Redding, Conn · UCCL08581
- SLC to Unidentified, 18 August n.y. · Elmira, N.Y · UCCL09036
- SLC to E. L. G. Steele, 18 September n.y. · Hartford, Conn · UCCL08099
- SLC to Charles H. Webb, 8 November n.y. · New York, N.Y · UCCL10174
- Susy (Olivia Susan) Clemens to Samuel E. Moffett, Unknown date, Hartford, Conn · UCCL09035
- SLC to Unidentified, Unknown date, Riverdale, N.Y · UCCL09034
- SLC to Unidentified, Unknown date, New York, N.Y · UCCL09029
- SLC to Unidentified, Unknown date · Unknown place · UCCL11106
- SLC to Unidentified, Unknown date · Unknown place · UCCL11103
- SLC to Miss Jessup, Unknown date · Unknown place · UCCL11101
- SLC to Frank M. White, Unknown date, London, England · UCCL03001
- SLC to Fidele A. Brooks, Unknown date, Hartford, Conn · UCCL08694
- SLC to Emma ?, Unknown date, New York, N.Y · UCCL04133
- SLC to Candace Wheeler, Unknown date · Unknown place · UCCL11104
- SLC to Albert Bigelow Paine, April 1909, Redding, Conn · UCCL11102
- SLC to ? Tuckerman, Unknown date, Hartford, Conn · UCCL04148
- OLC to William M. Clemens, Unknown date, Riverdale, N.Y · UCCL09060
- Clara L. Clemens to Samuel E. Moffett, Unknown date · Unknown place · UCCL04497
1