https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12293667Edit ImageSaveSaveEditCropCustom TextPhiladelphia, Pennsylvania. Swedish-American engineer at the SKF roller bearing factory with his wife at home. 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 1133 x 1200 px | 300 dpiLarge JPEG 3306 x 3500 px | 300 dpiBest Quality JPEG 4832 x 5116 px | 300 dpiTIFF 4832 x 5116 px | 300 dpi | 47.16 MBFree DownloadPhiladelphia, Pennsylvania. Swedish-American engineer at the SKF roller bearing factory with his wife at home. Sourced from the Library of Congress.More