Douglas DC-3 Airstair

Airstair with four step into the interior of the aircraft.

 

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. Highlight in this image is the airstair of a Douglas DC-3 that flew more for Eastern Air Lines.