REPORT OF NATIONAL MUSEUM, 1920. 23 



by England and later adopted by the United States for observation 

 and day bombing purposes, equipped with a Liberty motor of ' 00 

 horsepower and two Lewis and two Martin machine guns ; a Le Pere 

 tractor biplane of type developed by the U. S. Air Service during 

 the war for fighting purposes, equipped with Liberty motor of 400 

 horsepower and two Lewis and two Marlin guns; a Martin bomber, 

 twin tractor biplane of type developed by U. S. Air Service for 

 bombardment purposes, equipped with two Liberty motors of 400 

 horsepower each, and five Lewis machine guns and ten bombs; a 

 Spad, XVI, tractor biplane of type developed and used by French 

 for reconnaissance purposes, equipped with a Lorraine Deitrich 

 motor of 250 horsepower, and one Tickers and two Lewis machine 

 guns; another Spad. XIII, tractor biplane of type developed and 

 used by France, equipped with a Hispano Suiza motor of 220 horse- 

 power and two Vickers machine guns. This airplane, which was 

 part of the 22d Aero Squadron, Air Service, American Expeditionary 

 Forces, has seven victories to its credit, and is of the same type as 

 those with which the famous French flyers Foneh and Guynemer and 

 the American flyer Rickenbacker made a great part of their records; 

 a Fokker, D-VII, tractor biplane, developed and used by the German 

 Air Service for pursuit purposes, equipped with Mercedes motor of 

 180 horsepower and two Spandau machine guns.- This plane was 

 captured at Verdun by Captain H. McLanahan, and Lieutenants E. 

 Curtis and S. Sewall of First Pursuit Group, 95th Aero Squadron, 

 U. S. A., Captain J. Mitchell commanding. 



The Ordnance Department and the Quartermaster Corps supplied 

 ordnance equipment of the type used by the various armies for 

 offensive and defensive purposes. Deserving special mention were 

 French and British 75 mm. guns, the type of ordnance most used 

 by the Allies during the war; the American 4.7 gun, the American 

 37 mm. infantry machine gun, the 75 mm. mountain howitzer and 

 a carriage, the British 8-inch howitzer and the French 155 mm. gun 

 and howitzer; trench mortars of 3 inches, 6 inches and 240 mm., all 

 with full sets of equipment, tools and other accessories; the Brown- 

 ing, Lewis, Hotchkiss and Vickers machine gims, the French St. 

 Etienne machine gun and Chauchat automatic rifle; a complete col- 

 lection of small arms of type used by the United States during the 

 war, also sectionalized projectiles, including aerial bombs, shells, 

 cartridges, hand and rifle grenades, adapters, boosters, and fuses and 

 a collection of rifles, pistols, and swords illustrating the types of 

 weapons used during the World War by the various armies includ- 

 ing the rifles used by the armies of Austria, Belgium, England, 

 France, Japan, Italy, Germany, Russia, Ivoumania, and Serbia. Of 

 more than passing interest were specimens of silk cartridge cloth 



