Collins Aerodyne vertical take-off and landing (VTOL) aircraft investigations. Ground plane support system. 3/4 front view. Dave Koening (from Collins Aerodyne) in photo. Mounted on variable height struts, ground board system, zero degree angle of attack. 01/11/1960

Collins Aerodyne VTOL Vertical take off and landing model in the 40x80 foot wind tunnel at NASA's Ames Research Center. Designed by Alexander Lippisch.