Biodiversity Heritage Library · page-18911994
Lectures on biology — Illustration, Page 239
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BHL classifies this scanned page as Illustration. Publication: Lectures on biology. Publication creators (not identified as the page's illustrator): Thesing, Curt, 1879-; Boelter, W. R. (William Richard). Contributing institutions: University of California Libraries. Bibliographic metadata supplied by BHL under CC0; image rights are separate.
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1911. Lectures on biology — Illustration, Page 239. https://www.biodiversitylibrary.org/page/18911994
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