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By: Schwartze, Erich W. (Erich Wilhelm),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1922Volume: no.1023 (1922)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
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By: Schwartze, Erich W. (Erich Wilhelm),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1920Volume: no.915 (1920)Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: