https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12301192Edit ImageSaveSaveEditCropCustom TextMartha Bryant and Eulalie Hampden operating a bolt cutting machine. 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 974 px | 300 dpiLarge JPEG 3500 x 2840 px | 300 dpiBest Quality JPEG 4372 x 3548 px | 300 dpiTIFF 4372 x 3548 px | 300 dpi | 14.82 MBFree DownloadMartha Bryant and Eulalie Hampden operating a bolt cutting machine. Sourced from the Library of Congress.More