1. World War I Aircraft Engine By Josh H

2. Type of allied power planes and there engine deigns

3. Four types of planes from world war one

4. Sopwith f-1 camel On December 22, 1916 the Sopwith Experimental Department passed a prototype aircraft powered by the 110 hp Clerget 9Z engine which had been designed by Herbert Smith and modified by Fred S. Sigrist.

5. Fokker Dr. I V.6 by the Mercedes D.II 6-cylinder 120h.p. water-cooled radial engine

6. Halberstadt Cl IV The engine was mounted to the extreme forward of the fuselage just in front of the pilot and was of a 160 horsepower Mercedes D.III 6-cylinder, in-line, water-cooled engine type operating a two-blade propeller.

7. Spad XIII In early 1915, noted automobile engineer Marc Birkigt adapted his famed Hispano-Suiza engine for use in aircraft. The result was a powerful, inline, 140- horsepower engine which weighed approximately 330 pounds.

8. citations Unknown. (n.d.). National Museum. In nationalmusem.af [world war 1 aircraft]. Retrieved September 27, 2010, from NMUSAF website: http://www.nationalmuseum.af.mil/shared/media/document / AFD-070914-054.pdf Anderson, D. (n.d.). world war 1 photo archive. In wwi - models.org [models and photo archive]. Retrieved September 27, 2010, from Douglas Anderson website: http://www.wwi- models.org/Photos/ index.html