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  1. Evolution of vegetal life,
    By: Potts, William,
    Publication info: Boston :The New ideal publishing company,1889.
    Holding Institution: University of California Libraries (archive.org)
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  2. From a New England hillside; notes from Underledge,
    By: Potts, William,
    Publication info: London :Macmillan and co.,1895.
    Holding Institution: University of California Libraries (archive.org)
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