https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4073464Edit ImageSaveSaveEditCropCustom TextAeroplane Spruce Log on RR Car - Wheeler PhotoWWI Spruce Production Division - established to harvest wood for military airplane construction during World War One. Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseEditorial use only JPEGSmall JPEG 1200 x 769 px | 300 dpiLarge JPEG 1600 x 1025 px | 300 dpiFree DownloadAeroplane Spruce Log on RR Car - Wheeler PhotoWWI Spruce Production Division - established to harvest wood for military airplane construction during World War One. Original public domain image from FlickrMore