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Letter to Otto Haas, 1917

  • 1917

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Letter to Otto Haas (1872-1960) from an unknown author, sent in 1917 from Ammerland, Germany.

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  • Courtesy of Science History Institute

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  • Series II: Letters and Correspondence, 1903-1963
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  • Box 2, Folder 7

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“Letter to Otto Haas, 1917,” 1917. The Otto Haas Family Papers, Box 2, Folder 7. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/6tlpyxs.

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The Science History Institute recognizes there are materials in our collections that may be offensive or harmful, containing racist, sexist, Eurocentric, ableist, or homophobic language or depictions. The history of science is not exempt from beliefs or practices harmful to traditionally marginalized groups. The Institute is engaged in ongoing efforts to responsibly present and address the evidence of oppression and injustice inextricable from the history of science. If you would like to learn more about our ongoing efforts or if you encounter harmful, inaccurate, or insufficient descriptions, please contact us at digital@sciencehistory.org.