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By "Gregory, Chas. T. 1887-"
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
BHL Collections: Library of Congress