https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12339646Edit ImageSaveSaveEditCropCustom TextSeattle, Washington. Boeing aircraft plant. Production of B-17F (Flying Fortress) bombing planes. Lubricating and servicing a new B-17F (Flying Fortress) bombers. Sourced from the Library of Congress.View public domain image source hereMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGTIFFSmall JPEG 1200 x 1168 px | 300 dpiLarge JPEG 3500 x 3408 px | 300 dpiBest Quality JPEG 4935 x 4805 px | 300 dpiTIFF 4935 x 4805 px | 300 dpi | 45.25 MBFree DownloadSeattle, Washington. Boeing aircraft plant. Production of B-17F (Flying Fortress) bombing planes. Lubricating and servicing a new B-17F (Flying Fortress) bombers. Sourced from the Library of Congress.More