SECRETARY'S REPORT 123 



Grumman Aircraft Engineering Corporation, Bethpage, L. I., N. Y. : Two 

 scale models, 1 : 16 size, of the Grumman F11F-1 "Tiger" airplane in current 

 use as a Navy fighter. One of these models is shown with the Robert J. 

 Collier Trophy, it being the first airplane to embody the Area Rule principle 

 developed at the National Advisory Committee for Aeronautics laboratories 

 by Richard Whitcomb who was recipient of that Trophy for the year 1954. 

 The other model is in the series illustrating naval aircraft (N. A. M. 935). 



Haven, Gilbeet P., Glastonbury, Conn. : Two load calculators, resembling a 

 slide rule and used in determining the amount and dispositions of fuel, cargo, 

 and other load factors to insure safe operation of aircraft. These are for 

 B-17 and B-29 airplanes (N. A. M. 938) . 



Hubbell, Charles H., Cleveland, Ohio : Scale model, 1 : 16 size, of the Morane- 

 Saulnier monoplane of 1914, one of the first fighter airplanes used by the 

 French in World War I (N. A. M. 922, purchased) . 



Jerwan, S. S., Philadelphia, Pa. : An autographed photograph of Admiral 

 Richard E. Byrd, inscribed to the donor, who was a pioneer pilot of Moisant 

 airplanes in 1910 (N. A. M. 931). 



Kirk, Preston, North Platte, Nebr. : Three aircraft engines, a British Bentley 

 BR-2, rotary engine used in World War I pursuit planes ; an American Law- 

 rance 2-cylinder opposed A-3 used in training airplanes of the same period; 

 and an American Irwin 4-cylinder radial developed in 1926 for light airplanes 

 (N.A. M. 929). 



Levee, Harry, Washington, D. C. : A propeller blade from a Curtiss electric 

 propeller, 13 feet diameter, made for a Convair CV240 transport plane, and an 

 airplane bomb casing used for practice during World War II (N. A. M. 920). 



Martin Co., Baltimore, Md. : An oil painting by Charles Baskerville of Glenn 

 L. Martin, the renowned aviation pioneer who died December 4, 1955 (N. A. M. 

 932). 



McDonnell Aieceaft Cobp., St. Louis, Mo. : A scale model, 1 : 16 size, of the 

 McDonnell F3H-2N "Demon" swept-wing single-place, all-weather jet fighter 

 in current use by the U. S. Navy (N. A. M. 923). 



National Collection of Fine Aets, Smithsonian Institution, Washington, D. C : 

 A group of 16 framed portraits in chalk by John Elliott and four photographic 

 prints of portraits by the same artist of members of the Lafayette Escadrille, 

 a renowned group of American flyers who fought with the French in World 

 War I (N. A. M. 921, loan) . 



Navy, Depabtment of the, Washington, D. C : The original insigne of the Naval 

 Aircraft Factory, Philadelphia, Pa., organized during World War I, where 

 many notable aircraft were developed and manufactured (N. A. M. 916). A 

 Kaman K-225 helicopter, developed in 1948 and adopted the following year by 

 the Navy as a utility type. Its rotor assembly is of the twin-intermeshing 

 type, and its power was supplied by the Boeing 175-hp. YT-50 gas-turbine 

 engine. The assistance of the Kaman Aircraft Corporation in conditioning 

 this helicopter for Museum preservation is gratefully acknowledged (N. A. M. 

 940). 



North Ameeican Aviation, Inc., Columbus, Ohio : A scale model, 1 : 16 size, of 

 the FJ-4 "Fury," naval fighter ; the first aircraft developed by this division of 

 this company, produced 1955. This airplane incorporates such advanced 

 features as mechanically drooped leading edge, slotted flaps, and split ailerons 

 (N.A. M. 934). 



Paekeb, William, Bartlesville, Okla. : The indicating unit of the radio compass 

 used by Wiley Post during his extended substratosphere cross-country flights 

 in the Winnie Mae, 1935 (N. A. M. 928) . 



