Airplanes, Weather Bureau Dept. of American Airlines, etc., USA, 1940

15 photographs, mostly of American Airlines airplanes flying, USA, 1940 February 6. Some images are of meteorologists and pilots, with aerial views of cities. In images no. 7 and 13 a stagecoach races an airplane with its landing gear down. "Subject: Airplanes, Weather Bureau Dep[artmen]t of American Airlines, etc., give credit when possible." "Client: Whittington; Classifications: Z - Passenger - Misc[cellaneous]; copies" -- on envelope.