Extremely rare, original Wright Corporation broshure with information on the Wright Aeronautical Engines. The "Wirlwind" was a masterpice of an aivation engine. It was no coicident that Charles A. Lindbergh did select this design for his "Spirit of St. Louis". The Wirlwind had a superb reputation of reliability - a must for longrange, overwater flights. The longest ever continuous operation time of the "Wirlwind" engine in 1929 was the record flight of the single engine "Angeleno" which remaind airborne for more than 10 days (246 hours). Table of Contents: Frontispiece - Orville Wright at Kitty Hawk, 1903 Illustration - Lindbergh En Route to Paris Illustration - Byrd in the Antarctic Illustration - A Gipsy Powered Airplane in Flight List of Foreign Licensees, Authorized Parts Dealers, and Approved Service Stations PART I WRIGHT "WHIRLWIND" ENGINES The Story of Wright The Wright "Whirlwind-Nine" - Model R-975 A Few Record Performances of Wright Engines The Wright Viewpoint The Wright "Whirlwind-Five" - Model R-540 General Description of the Three New Wright "Whirlwinds" Power Curves for the Whirlwinds Whirlwind Engine Specifications Accessories The Wright "Whirlwind-Seven" - Model R-760 Installation, Maintenance and Repairs Weights, Equipment, and Accessories PART II WRIGHT "CYCLONE" ENGINE The Wright "Cyclone-Nine" - Model R-1750 General Description of the Wright "Cyclone-Nine" Cyclone-Nine Engine Specifications Power Curve Weights and Accessories PART III WRIGHT "GIPSY" ENGINE History of the Wright "Gipsy" Engine General Description of the Wright "Gipsy" Power Curve Specifications, Weights, and Equipment original company broshure, large format 35 Seiten / pages photographs, illustrations, power curves and tables very good condition Paterson, N.J., USA - 1929 - Wright Aeronautical Corporation Art.Nr. 17215