1. Cummins mss., 1888-1980, bulk 1930-1970 15 Boxes
Cummins, Clessie Lyle
The Cummins mss., 1888-1980 (Bulk 1930-1970), consists of the correspondence, personal papers, blueprints and drawings of Clessie Lyle Cummins, 1888-1968, automotive diesel engine developer and founder of Cummins Engine Company of Columbus, Indiana.