Unknown2018-12-102018-12-101960EPM-068-01-001http://hdl.handle.net/20.500.11867/148524 sheets 8.5 x 11 inch. Typed recto and verso.Issued by the Division of Information and Education, Forest Service, U.S. Department of Agriculture, Portland, 8, Oregon. "You need not travel fifty miles to study nature. Your own back yard or your city block offers a wonderful field. Learn to recognize all of the native trees on your street." Lists suggested references for further study and keys for identifying forest trees in Oregon and Washington.Key to the identification of the common conifer and broadleaf trees of the Pacific Northwest.