The Douglas DC-3 was one of the most successful airliners in history. The aircraft's efficiency, speed, and safety popularized air travel. It was the first airliner able to profit only from carrying passengers. Featured in this image is the airstair of a Douglas DC-3 that flew more than 56,700 hours with Eastern Air Lines. Created by Mark Avino Date Created 02/10/2020 Source Smithsonian National Air and Space Museum Keywords Aircraft; Aviation; Commercial Rights and Restrictions CC0
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