1. VFR-IFR experimental training program and development of improved method of ice prevention and removal for light aircraft, [paper] by George C. Hay, program manager, General Aviation Safety Division, Aircraft Development Service, Federal Aviation Administration, [1970.] Bookmark Corporate/Agency Authors: Aircraft Development Service and Transportation Dept. Publisher: Aircraft Development Service Date: [May 1970] SuDoc number: TD 4.610:H 32