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By: Buttrick, John A. - Robinson, Donald F. - Bartlett, Robert - Northeastern Forest Experiment Station (Radnor, Pa.)Edition:Publication info: Philadelphia, Pa, Northeastern Forest Experiment Station, 1946Volume: no.11Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Columbia County Forests and forestry Montour County Northumberland County PennsylvaniaBHL Collections: