- 1940 to 19411
- 1942 to 19431
- 1944 to 19451
- 1946 to 19471
- 1948 to 19491
- 1950 to 19511
- 1952 to 19531
- 1954 to 19551
- 19561
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