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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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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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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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