Greene 1909 Biplane (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Greene 1909 Biplane" in English language version.

refsWebsite

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2books.google.com

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archive.org

Aeronautical Society of America; Aero Club of Pennsylvania (1907). Aeronautics. Smithsonian Libraries. New York.

books.google.com

Educational Foundations: A Text Book for the Professional Teacher. A.S. Barnes. 1919.
Aeronautics. 1911.