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  1. The conservation of ground water; a survey of the present ground-water situation in the United States.
    By: Thomas, H. E.
    Edition: 1st ed.
    Publication info: New York,McGraw-Hill,1951.
    Contributed by: MBLWHOI Library
    BHL Collections: MBLWHOI Library, Woods Hole
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  2. Some means of controlling insects, fungi, and other pests in Porto Rico /
    By: Van Zwaluwenburg, R. H. - Thomas, H. E. - Puerto Rico Agricultural Experiment Station. - United States.
    Publication info: Washington :G.P.O. under the supervision of States Relations Service, Office of Experiment Stations, U.S. Dept. of Agriculture,1918.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
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