- 1932 to 19339
- 1934 to 19350
- 1936 to 19370
- 1938 to 19399
- 1940 to 19414
- 1942 to 19430
- 1944 to 19450
- 1946 to 19471
- 1948 to 19494
- 19505
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