Collection
- IAWA Small Collections,30
- IAWA: International Archive of Women in Architecture Records11
- Ida Libby Dengrove sketches1
- Ignorance Club collection1
- Imogene M. King Papers1
- Inez Orler, Author (1880-1979), Unpublished Manuscripts1
- Inge Horton Architectural Collection60
- Ingleside Book Club Records1
- Institute for Conflict Analysis and Resolution records11
- Institute for the History of Technology and Industrial Archaeology Records57
- Institute for the History of Technology and Industrial Archaeology, Records regarding Blair Mountain1
- Institute of Contemporary Art2
- Institute of Management Records2
- Institute on the Teaching of Latin Records2
- Instructive Visiting Nurses Association records21