From Aero Digest, April, 1935:
Kellett Autogiro Corporation, Philadelphia, Pennsylvania
• President and Sales Manager: W. Wallace Kellett. Vice-president: C. T. Ludington. General Manager: R. G. Kellett. Chief Engineer: R. H. Prewitt.
Two-place wingless direct control autogiro. Jacobs L-4 engine, 225 horsepower. Rotor diameter 40 feet. Length overall (blades folded) 20 feet 6.5 inches.
Height overall (blades folded) 10 feet 10 inches. Horizontal tail area 22 square feet. Vertical tail area 12 square feet. Power loading 9.2 pounds per horsepower. Wheel tread 9 feet 6 inches.
Empty weight 1375 pounds. Useful load 700 pounds. Payload 220 pounds. Gross weight 2075 pounds. Fuel capacity 49 gallons. Oil capacity 4 gallons.
Maximum speed 125 miles per hour. Cruising speed 103 miles per hour. Landing speed nil. Rate of climb 1000 feet per minute. Cruising range 361 miles.
Fuselage: steel tubing throughout with fittings of alloy steel, fabric covered. - Rotor system: three blades, alloy steel tubes; inner ends of spars contain hydraulic dampers for controlling blade position about vertical hinge pins; hub machined from alloy steel; strut of chrome molybdenum steel tubing; rotor blades are of the folding type to facilitate storage. Tail group: steel tubing, fabric covered; vertical surfaces give directional stability; small rudder; no elevators. Landing gear of doubled tripod type with axle telescoping into shock strut; equipped with Goodrich 17.5 X 7 tires, 7 X 5 Autofan wheels and brakes, and Cleveland Pneumatic’ shock absorbers. Torrington and Fafnir ball and needle bearings for engine and plane controls.
Standard equipment includes Heywood compressed air starter and Curtiss Reed’ metal propeller.
Instruments: Pioneer rotor tachometers, altimeters, air speed indicators, engine tachometer, oil pressure gauge, oil temperature gauge, fuel pressure gauge, fuel gauge,. bank and turn indicator, compass.
Also see data in December, 1934, AERO DIGEST.