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  1. Laboratory outlines in plant pathology, by H. H. Whetzel, Lex R. Hesler, Chas. T. Gregory, W. Howard Rankin. New York State College of Agriculture at Cornell University, Ithaca, N. Y., 1916.
    By: Whetzel, Herbert Hice, - Gregory, Chas. T. - Hesler, L. R. - Rankin, W. Howard
    Publication info: [Ithaca, N.Y.]The authors[c1916]
    Contributed by: Library of Congress
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  2. Manual of tree diseases /
    By: Rankin, W. Howard
    Publication info: New York :The Macmillan Company,1918.
    Contributed by: Cornell University Library
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