| Results | ||||
| Note: A ? indicates the information presented is a 'best guess'. The information on the original letter is unknown or illegible and may not be completely accurate. | ||||
| Box: Folder | Letter Date | Written By | Written To | |
| 1:16 | 1917 January 23 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 1:16 | 1917 February 22 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 1:16 | 1917 April 12 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 1:16 | 1917 June 28 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 1:19 | 1920 July 31 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 1:20 | 1921 April 03 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 1:20 | 1921 May 23 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 3:14 | 1942 March 21 | Claude Fayette Bragdon | James Sibley Watson | Details |
| 3:14 | 1942 March 27 | Claude Fayette Bragdon | James Sibley Watson | Details |
