Collection
- Avery Library Vertical File, 1910s-1970s1
- Barnard Center for Research on Women Feminist Ephemera Collection, 1906-2014, bulk [Bulk:1975-2001]4
- Bella Abzug papers, 1937-1996, bulk 1970-19861
- Bob Fass Recordings and Papers, 1935-2011, bulk 1963-19914
- Boehm Foundation records, 1963-2004, bulk 1993-20021
- Bureau of Applied Social Research records, 1938-19772
- C.L.R. James Institute records, 1932-2003, bulk 1983-19991
- Carlos Federico Díaz Alejandro papers, 1957-19851
- Carnegie Corporation of New York records, circa 1872-20152
- Carnegie Council on Ethics & International Affairs records, 1844-20084
- Carnegie Endowment for International Peace New York and Washington Offices records, 1910-19541
- Central Files (Office of the President records), 1890-19844
- Charles Tudor Leber travel correspondence, 1944 -- 19533
- Columbia Medals collection, 1770s-20151
- Columbia University Press records, 1893-2000s, bulk 1923-2000s1
- Committee of Concerned Scientists records, 1970-2006, bulk 1974-20051
- Committee on Cooperation in Latin America (CCLA) and Congress on Christian Work in Latin America (CCWLA) records, 1914 -- 19565
- Committee to Protect Journalists records, 1978-20098
- Creative Music Studio Tapes and Files, 1974-19801
- Cuban Voices oral history collection, 2004-20102