| 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 | |
| 1:25 | 1928 November 01? | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 1:26 | 1929 January 01? | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 1:26 | 1929 March 15 | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 1:26 | 1929 April 09 | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 1:26 | 1929 May 01? | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 2:6 | 1933 February 17 | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 2:11 | 1936 January 01 | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 3:18 | 1943 January 12 | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
| 4:20 | Unknown | Oskar J. W. Hansen | Claude Fayette Bragdon | Details |
