"Aviation." The Encylopedia Americana. 1993 ed.

Cooke, David C. Sky Battle: 1914-1918. New York: WW Nortan and Company, 1970

Corn, Joseph J. The Winged Gospel: America's romance with aviation, 1900-1950. New York: Oxford University Press, 1983.

Kennett, Lee. The First Air War 1914-1918. New York: The Free Press, 1991.

Polmar, Norman. World War II: The Encyclopedia of the war years, 1941-1945. New York: Random House, 1996.

Also See Links for websites used.

Picture Sources

The History Of The Airplane
http://www.first-to-fly.com/History/firstair.htm

Flying Machines
www.flyingmachines.org

Samuel Pierpoint Langley
http://avstop.com/History/first/Langley.html

The First Flight Society
http://www.firstflight.org/

Wright Brothers: How We Made The First Flight
http://www.aero-web.org/history/wright/first.htm

The Wright Brothers: Wilbur And Orville Wright
http://www.wam.umd.edu/~stwright/WrBr/Wrights.html

George H. Curtiss Museum
http://www.linkny.com/CurtissMuseum/

Calbraith Perry Rodgers
http://www.firstflight.org/shrine/cal_rogers.html

World War I Aviation Image Archive
http://www.geocities.com/TimesSquare/Zone/4914/archive.htm

Cooke, David C. Sky Battle: 1914-1918. New York: WW Nortan and Company, 1970

The Home Page of WWII Aircraft
http://www.compsoc.man.ac.uk/~wingman/

World War II: The Great Airplanes
http://www.tgplanes.com/

Airliner Pictures
http://www.geocities.com/CapeCanaveral/Hangar/6147/personal.html

Boeing Corporation
www.boeing.com

Lycos Picture Search
http://www.lycos.com

Ditto Picture Search
http://www.ditto.com