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By: Scholz, Harold F. - DeVriend, A. J. - Lake States Forest Experiment Station (Saint Paul, Minn.)Edition:Publication info: [Saint Paul, Minn.], Lake States Forest Experiment Station, Forest Service, U.S. Dept. of Agriculture, [1957]Volume: no.48Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: