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  1. Manures and fertilizers; a text-book for college students and a work of reference for all interested in the scientific aspects of modern farming,
    By: Wheeler, H. J.
    Publication info: New York,The Macmillan company,1914.
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
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  2. Syllabus of illustrated lecture on acid soils /
    By: Wheeler, H. J. - United States.
    Publication info: Washington :G.P.O.,1904.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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  3. Syllabus of illustrated lecture on acid soils /
    By: Wheeler, H. J.
    Edition: Rev.
    Publication info: Washington :U.S. Dept. of Agriculture, Office of Experiment Stations,1907.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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