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By: Smith, H. Clay. - Trimble, George R. - Northeastern Forest Experiment Station (Radnor, Pa.)Edition:Publication info: Upper Darby, Pa, Northeastern Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1970Volume: no.115Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Trimble, George R.Edition:Publication info: Upper Darby,Volume: no.101Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: