| 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 | |
| 2:13 | 1937 June 07 | Norman Bel Geddes | Norman Barnhart | Details |
| 4:19 | 1946 November 19 | Norman Bel Geddes | Harry Barnhart | Details |
| 5:1 | 1947 January 28 | Norman Bel Geddes | Henry Bragdon | Details |
