Collection
- IAWA Small Collections,4
- IAWA: International Archive of Women in Architecture Records2
- Ignorance Club collection1
- Independent Order of Odd Fellows. Olean Lodge No. 471 (Olean, N.Y.) Records1
- Independent Order of St. Luke Records13
- Inge Horton Architectural Collection103
- Ingleside Book Club Records1
- Institute for the History of Technology and Industrial Archaeology Records49
- Institute for the History of Technology and Industrial Archaeology, Records regarding Blair Mountain1
- Institute on the Teaching of Latin Records2
- Instructive Visiting Nurses Association records23
- Instrument of Surrender Document,2
- Intercollegiate Athletics Records3
- Intercollegiate Athletics records2
- Intercollegiate Debate Council Records1