Bibliography



Duffy, Micheal. "FIrst World War." Weapons of War : Machine Guns. 2000. 8 Jan. 2006 <http://www.firstworldwar.com/weaponry/machineguns.htm>.




Helgason, Guðmundur. "The U-Boats of World War One." U-BOat.Net. 1996. 9 Jan. 2006 <http://uboat.net/wwi/boats/>.




Mentzer, Ray. "US Troops." Photos of the Great War. Dec. 2005. 8 Jan. 2006 <http://www.gwpda.org/photos/greatwar.htm#TOP>.

(Example photos, other cited when used)


US soldiers man a machine gun

US Ambulance Drivers




Pratt, Fletcher. All About Famous Inventors and Their Inventions.
 New York: Random House, 1955. 103-123.




Trueman. "Poison Gas." The History Learning Site. May 2005. 8 Jan. 2006
<http://www.historylearningsite.co.uk/>.


Trueman. "Tanks and World War One." The History Learning Site. May 2005. 9 Jan. 2006 <http://www.historylearningsite.co.uk/tanks_and_world_war_one.htm>.


Washington. "Mustard Gas." Health Information. 8 Jan. 2006
<http://mustard-gas.tripod.com/id9.html>.






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