Douglas DC-4 was produced between 1938 and 1947. Depending on the configuration could seat 40 to 80 passengers and had a flying range of 6839kms. Cruising speed was 365km/h (top speed 450km/h).#douglas #dc4 #douglasdc4 #дуглас #дс4 #авиа #самолет #авиация #aviation #avia