Collection
- Bampton Lectures in America collection, 19481
- Bard College Minutes, 1928-19441
- Barnard-Columbia Affiliation Negotiation records, 1952-19821
- Bernd Brecher papers, 1970s-1980s1
- Board of Trustees records, 1820s-1990s1
- Brian Greene Lectures, 1997-20021
- Bruce C. Heezen papers, 1963-19771
- Buildings and grounds collection, 1755-2011, bulk 1880-20001
- C. Ogden Beresford Papers, 1940-1990s1
- C.S. (Chien-Shiung) Wu Papers, 1945-1994, bulk 1960-19791
- Carol H. Meyer papers, 1954-19951
- Center for Digital Research and Scholarship (CDRS) Video Collection, 2001-20111
- Center for the Study of Global Habitability records, 1983-19901
- Central Files (Office of the President records), 1890-19841
- Chandler Chemical Museum Records, 1934-19801
- Charity Clarke Moore and Clement Clarke Moore papers, 1767-18631
- Charles Van Doren Quiz Show Letters, 19591
- Charter preservation treatment photographs, negatives and slides, 20031
- Chicanx Caucus Records, 2001-20141
- Christian Association records, 1899-19221