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  1. The chemistry of plant life, by Roscoe W. Thatcher.
    By: Thatcher, Roscoe Wilfred,
    Edition: 1st ed.
    Publication info: New York [etc.]McGraw-Hill book company, inc.,1921.
    Contributed by: University of California Libraries (archive.org)
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  2. New elementry agriculture; an elementary text book dealing with the problems of the farm, by Charles E. Bessey, Lawrence Bruner, Goodwin D. Swezey, assisted by H. R. Smith, R. W. Thatcher.
    By: Bessey, Charles E. - Bruner, Lawrence, - Smith, Howard Remus, - Swezey, Goodwin D. - Thatcher, Roscoe Wilfred,
    Edition: 9th ed.
    Publication info: Chicago,The University publishing co.,1911.
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
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