Image from "Flight Thru Instruments," a 1945 US Navy pilot-training manual designed by the Graphic Engineering Staff at General Motors, under the direction of Harley Earl.
Thursday, April 14, 2011
Power Gravity Drag Inertia
Image from "Flight Thru Instruments," a 1945 US Navy pilot-training manual designed by the Graphic Engineering Staff at General Motors, under the direction of Harley Earl.
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