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  1. The decay of ties in storage by C.J. Humphrey ... prepared in cooperation with the United States forest products laboratory, Madison, Wisconsin
    By: Humphrey, Clarence John - Forest Products Laboratory (U.S.)
    Publication info: Baltimore, Md.American wood-preservers' association[c1920]
    Contributed by: University of California Libraries (archive.org)
    Subjects: Fungi  Railroad ties  
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  2. The decay of ties in storage,
    By: Humphrey, Clarence John, - United States.
    Publication info: Baltimore, Md.,American Wood-Preservers' Association[1920]
    Contributed by: Cornell University Library
    Subjects: Fungi  Railroad ties  
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  3. Guidebook for the identification of woods used for ties and timbers, by Arthur Koehler, expert in wood identification, Forest products laboratory, Madison, Wisconsin.
    By: Forest Products Laboratory (U.S.) - Koehler, Arthur.
    Publication info: Washington :Govt. print. off.,1917.
    Contributed by: University of British Columbia Library (archive.org)
    Subjects: Railroad ties  Timber  Trees  United States  Wood  
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