https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12292474Edit ImageSaveSaveEditCropCustom TextDetroit, Michigan. Assembly of Rolls Royce engines at the Packard motor car company. Checking alignment of the studs. 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 560 x 419 px | 300 dpiTIFF 560 x 419 px | 300 dpi | 229.81 KBFree DownloadDetroit, Michigan. Assembly of Rolls Royce engines at the Packard motor car company. Checking alignment of the studs. Sourced from the Library of Congress.More