This nice postcard is from the late 1940s. United used that logo from 1940 to 1954. “Mainliners” were DC-3s. With world-wide production, some 16,000 of these planes entered service somewhere…and some are probably still flying.
This nice postcard is from the late 1940s. United used that logo from 1940 to 1954. “Mainliners” were DC-3s. With world-wide production, some 16,000 of these planes entered service somewhere…and some are probably still flying.