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A cursory analysis of the VTOL tilt-wing performance and control problems
A test pilot report on the x-13 vertijet and vz-3ry vertiplane
Aerodynamic factors to be considered in the design of tilt-wing V/STOL airplanes
Design and development considerations of the X-19 VTOL aircraft
Design and development of jet VTOL aircraft
Design and development of the shaft driven fan-in-wing VTOL aircraft
Design and development of the tip turbine lift fan
Design considerations of VTOL aircraft
Design for a jet lift and thrust VTOL aircraft with inherent stability
Flight Safety in VTOL Aircraft
Flight safety in VTOL aircraft
Handling qualities considerations of large crane helicopters
Operational problems of helicopters in the army
Performance considerations of ground effect take-off and landing (GETOL) transport aircraft
Problems in maintaining scheduled helicopter operations in the New York area
Proposed VTOL flight requirements
Rigid rotors vs. hinged rotors for helicopters
Some considerations of direct-lift V/STOL aircraft
Variable sweep wing plus V/STOL -- a new era in aircraft design
Variable sweep wing plus V/STOL -- a new era in aircraft design