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By: Wilson, R. N. (Robert Normal),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1929Volume: no.51Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Wilson, R. N. (Robert Normal),Edition: Rev. 1937.Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1937Volume: no.51Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: