National Geographic : 1932 May
Official photograph, U.S.Army Air Corps WRIGHT FIELD, ON THE OUTSKIRTS OF DAYTON, IS THE CENTER FOR THE DEVELOPMENT AND TESTING OFALL TYPES OF AIRCRAFT FOR THE U. S. ARMY FLYING FORCE The area of the flying field where all airplanes considered for military use are tested is 520 acres. The total area ofWright Field is746.78 acres. There are three hangars of steel and concrete construction and two runways, each one mile long, grass-covered. Twenty-nine buildings house the various lab oratories and administration offices, with a total floor space of more than 2,200,000 square feet. The propeller-test rig isthe largest inthe world. Power plant, radio, wind tunnel, metallurgical, photographic, and other laboratories are most modern in construction and equipment.