- Temple Israel Records (4)
- The American Jewish World (4734)
- The COOK Report on Internet Protocol (225)
- The De Mey van Streefkerk Papers (368)
- The Illustrated Police News (94)
- The Job is Never Done - 50 Years of Documenting Social Welfare History (37)
- The Minnecon (10)
- The Oz Collection (30)
- Theaterwork & Gathering Post (26)
- Tracy F. Tyler Papers (1)
- Trench and Camp Newspaper - Camp Cody (52)
- Trench and Camp Newspaper - Camp Upton (97)
- Tretter General Collection (1)
- Tretter Transgender Oral History Project (215)
- Twin Cities (TC) Pride Records (33)
