- 193418
- 1935 to 193918
- 1940 to 194418
- 1945 to 194918
- 1950 to 195421
- 1955 to 195926
- 1960 to 196421
- 1965 to 196923
- 1970 to 197473
- 1975 to 1979191
- 1980 to 1984180
- 1985 to 1989324
- 1990 to 1994210
- 1995 to 19991,473
- 2000 to 2003606
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