world war one Aviation Repair Depot. . U.S. entry in world war one spurred rapid aviation expansion in the country. Due to city's strategic location to military airfields, railroads, and industry, U.S. Army opened an aviation repair depot here in …
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Entrepreneur James Allison helped establish Indianapolis Speedway Team Co., 1915, and later built a precision machine shop here near speedway to improve race cars. Upon U.S. entry in WWI, 1917, 500-mile race was suspended and he devoted s…