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Aviation engines; design--construction--operation and repair; (1919)
Pagé, Victor Wilfred, 1885-1947 · New York, The Norman W. Henley publishing co. · leaf 86
Firing Ordsr 1.2.4,3 … Four Cylinder, Cranks At 180 Degrees First Revolution Second Revolution180 180 180 180Airplanes
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
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