An address and lecture, delivered before the Botanic Society in Columbus, Ohio / by William Hance.

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An address and lecture, delivered before the Botanic Society in Columbus, Ohio / by William Hance. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)