-
By: Cowlin, R. W. (Robert William), - Briegleb, Philip A. (Philip Anthes), - Moravets, F. L. (Floyd Lester), - Pacific Northwest Forest and Range Experiment Station (Portland, Or.)Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, Forest Service, 1942Volume: no.490Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: