- 19361
- 1937 to 19391
- 1940 to 19410
- 1942 to 19440
- 1945 to 19460
- 1947 to 19490
- 1950 to 19511
- 1952 to 19541
- 1955 to 19561
- 1957 to 19591
The preservation of the Duke University Libraries Digital Collections and the Duke Digital Repository programs are supported in part by the Lowell and Eileen Aptman Digital Preservation Fund