Biodiversity Heritage Library · page-17546732
Hermann von Helmholtz — Illustration, Page 1
About this illustration
BHL classifies this scanned page as Illustration. Publication: Hermann von Helmholtz. Publication creators (not identified as the page's illustrator): Koenigsberger, Leo, 1837-1921; Welby, Frances A. (Frances Alice). Contributing institutions: University of Toronto - Gerstein Science Information Centre. Bibliographic metadata supplied by BHL under CC0; image rights are separate.
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1906. Hermann von Helmholtz — Illustration, Page 1. https://www.biodiversitylibrary.org/page/17546732
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