1861 List_of_accidents_and_incidents_involving_military_aircraft_before_1925

^ murphy, justin d., military aircraft, origins 1918: ann illustrated history of impact , abc-clio, inc.,, 2005, santa barbara, california, library of congress control number 2005003596, isbn 1-85109-493-8, page 10.
^ centennial of flight . centennialofflight.gov. 1973-10-06. retrieved 2010-11-25. 
^ murphy, justin d., military aircraft, origins 1918: ann illustrated history of impact , abc-clio, inc.,, 2005, santa barbara, california, library of congress control number 2005003596, isbn 1-85109-493-8, page 12.
^ murphy, justin d., military aircraft, origins 1918: ann illustrated history of impact , abc-clio, inc.,, 2005, santa barbara, california, library of congress control number 2005003596, isbn 1-85109-493-8, page 11.