https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/10103509Edit ImageSaveSaveEditCropCustom Text3c Washington cover (1870) vintage letter envelope. Original public domain image from The Smithsonian Institution. Digitally enhanced by rawpixel.Original public domain image from SmithsonianMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 1200 x 706 px | 300 dpiLarge JPEG 2000 x 1177 px | 300 dpiTIFF 2000 x 1177 px | 300 dpi | 13.5 MBFree Download3c Washington cover (1870) vintage letter envelope. Original public domain image from The Smithsonian Institution. Digitally enhanced by rawpixel.More