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Start Over Collections Medicine in the Americas, 1610-1920 ✖Remove constraint Collections: Medicine in the Americas, 1610-1920 Subjects Natural History ✖Remove constraint Subjects: Natural History Subjects Anniversaries and Special Events ✖Remove constraint Subjects: Anniversaries and Special Events Authors Academy of Natural Sciences of Philadelphia, author. ✖Remove constraint Authors: Academy of Natural Sciences of Philadelphia, author.

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  • Academy of Natural Sciences of Philadelphia, author.1