Regulation U.S. Army Air Service Pilot's Flying Outfit, WWI > National Museum of the United States Air Force™ > Display
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US Marine Corps in World War I, 1917-1918 (Men-At-Arms Series, 327): Henry, Mark, Pavlovic, Darko: 9781855328525: Amazon.com: Books
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The Illustrated Encyclopedia of Uniforms of World War I: An expert guide to the uniforms of Britain, France, Russia, America, Germany and Austro-Hungary with over 450 colour illustrations: North, Jonathan: 9780754823407: Amazon.com:
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