Date: | 1926 |
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Description: | Dr. Stephen Babcock with an electric centrifuge butterfat tester. |
Date: | 1858 |
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Description: | Studio portrait of geologist Charles Whittlesey dressed for a field trip. |
Date: | 1868 |
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Description: | Stereograph of Increase Lapham examining a fragment of a meteorite. |
Date: | 1890 |
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Description: | Vignetted quarter-length carte-de-visite of Hattibel [Harriet Bell] Merrill, who graduated from the University of Wisconsin-Madison with a Bachelors of Sci... |
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