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By: Gansner, David A. - Herrick, Owen W., - Northeastern Forest Experiment Station (Radnor, Pa.) - United States. Forest Service.Edition:Publication info: Broomall, Pa, Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1979Volume: no.273Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: