https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/12267038Edit ImageSaveSaveEditCropCustom TextWaste sawdust from the Columbia River mills is shipped to Portland power plants for use as fuel. Oregon. 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 1057 px | 300 dpiLarge JPEG 3500 x 3082 px | 300 dpiBest Quality JPEG 5432 x 4784 px | 300 dpiTIFF 5432 x 4784 px | 300 dpi | 49.57 MBFree DownloadWaste sawdust from the Columbia River mills is shipped to Portland power plants for use as fuel. Oregon. Sourced from the Library of Congress.More