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By: Olson, David P. - Langer, Clarence - United States. State and Private Forestry. Northeastern Area.Edition:Publication info: [Broomall, Pa.], U.S. Dept. of Agriculture, Forest Service, Northeastern Area, [1981?]Volume: 1981Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: