INFORMAL EVALUATION OF THE BRANTLY B2 HELICOPTER Open PDF Document Details Document Type Technical Report Publication Date Mar 14, 1962 Accession Number AD0279684 Tags Communities of Interest Air Platforms Counter WMD Energy and Power Technologies Weapons Technologies DTIC Thesaurus Topics Aircraft Equipment Aircrafts Airframes Army Aviation Doors Engineering Flight Fuselages Helicopters Landing Gear Landing Lights Observation Observation Aircraft Sea Level Tail Rotors Test And Evaluation United States