Collection
- I. S. Meanley Ledger2
- IAWA Small Collections,4
- IAWA: International Archive of Women in Architecture Records1
- Ice's Ferry History and Genealogy Typed Documents1
- Ignorance Club collection2
- Independent Order of Odd Fellows. Olean Lodge No. 471 (Olean, N.Y.) Records1
- Independent Order of Odd Fellows. St. Albans Lodge, No. 31 (St. Albans, Vt.) Minute Book2
- Independent Order of St. Luke Records8
- Inge Horton Architectural Collection109
- Institute for the History of Technology and Industrial Archaeology Records36
- Institute for the History of Technology and Industrial Archaeology, Records regarding Blair Mountain1
- Instructive Visiting Nurses Association records12
- Intercollegiate Athletics records4
- Internal Library Records1
- International Association for Identification Records67