https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4075607Edit ImageSaveSaveEditCropCustom TextUmpqua NF - Heliograph Use, OR c1911Umpqua National Forest Historic Photo. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 952 px | 300 dpiLarge JPEG 3500 x 2777 px | 300 dpiBest Quality JPEG 5633 x 4470 px | 300 dpiFree DownloadUmpqua NF - Heliograph Use, OR c1911Umpqua National Forest Historic Photo. Original public domain image from FlickrMore