Collection
- IAWA Small Collections,3
- IAWA: International Archive of Women in Architecture Records1
- Ida Marion Gilliam Diaries2
- Ignorance Club collection2
- Independent Order of St. Luke Records4
- Inge Horton Architectural Collection101
- Institute for the History of Technology and Industrial Archaeology Records27
- Institute for the History of Technology and Industrial Archaeology, Records regarding Blair Mountain1
- Instructive Visiting Nurses Association records9
- Internal Library Records1
- International Association for Identification Records46
- International Order of Odd Fellows, Lodge 134, Ledgers1
- Ira E. Robinson Papers2
- Iron Gate, Virginia, Ledgers,1
- Isaac & Josiah Williams Brick Company, Account Books1