- 194614
- 1947 to 19496
- 1950 to 19514
- 1952 to 19541
- 1955 to 19561
- 1957 to 19592
- 1960 to 19610
- 1962 to 19646
- 1965 to 19661
- 1967 to 19690
- 19701
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