https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/4023897Edit ImageSaveSaveEditCropCustom TextDouglas DC 3.The Douglas DC-3 is a fixed-wing propeller-driven airliner. Its speed and range revolutionized air transport in the 1930s and 1940s. Original public domain image from FlickrMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 646 px | 300 dpiLarge JPEG 2232 x 1202 px | 300 dpiFree DownloadDouglas DC 3.The Douglas DC-3 is a fixed-wing propeller-driven airliner. Its speed and range revolutionized air transport in the 1930s and 1940s. Original public domain image from FlickrMore