About Mary Louisa Duncan Putnam

American scientific philanthropist and president of the Davenport Academy of Sciences (1832–1903)

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Mary Louisa Duncan Putnam

American scientific philanthropist and president of the Davenport Academy of Sciences (1832–1903)

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American scientific philanthropist and president of the Davenport Academy of Sciences (1832–1903)

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Facts from Wikidata (CC0). Image by Unknown photographer via Wikimedia Commons (Public domain).

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