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Douglas military aircraft Army. The Douglas C-54 is the military version of the commercial transport DC-4 used by the airline companies. It is a four-engined, low-wing monoplane designed for long-range personal transport. The commercial version was designed for forty day passengers and twenty-eight sleeper passengers. Its passenger-carrying capacity after modifications for military service is not revealed. Sourced from the Library of Congress.

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Douglas military aircraft Army. The Douglas C-54 is the military version of the commercial transport DC-4 used by the airline companies. It is a four-engined, low-wing monoplane designed for long-range personal transport. The commercial version was designed for forty day passengers and twenty-eight sleeper passengers. Its passenger-carrying capacity after modifications for military service is not revealed. Sourced from the Library of Congress.

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