R-4-B Helicopter donated to Air Force Museum | University of Illinois Archives
Caption on back:Â The 23-year old "Dragonfly" of the University of Illinois Institute of Aviation, on of only two model R-4-B helicopters known to be in existence, has been given by the university to the Air Force Museum at Wright-Patterson Air Force Base
Geographic Coverage: Willard Airport, University of Illinois, Savoy, IL
Found in Box 110, Folder COL 10 - Aviation 1960-
Negative Number: 6420, Record Series 39/2/22.
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