- 19192
- 1920 to 19245
- 1925 to 192914
- 1930 to 19348
- 1935 to 19390
- 1940 to 19440
- 1945 to 19490
- 1950 to 19540
- 1955 to 19590
- 1960 to 19640
- 1965 to 19690
- 1970 to 19740
- 1975 to 19790
- 1980 to 19840
- 1985 to 198924
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