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  1. Textbook of botany,
    By: Allen, Charles E. - Gilbert, Edward Martinius,
    Publication info: Boston,D. C. Heath & co.[c1917]
    Contributed by: Cornell University Library
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  2. Textbook of botany, by Charles E. Allen and Edward M. Gilbert.
    By: Allen, Charles E. - Gilbert, Edward M.
    Publication info: Boston,D.C. Heath & co.,[c1917]
    Contributed by: University of California Libraries (archive.org)
    View Book