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Start Over Formats Text ✖Remove constraint Formats: Text Collections Medicine in the Americas, 1610-1920 ✖Remove constraint Collections: Medicine in the Americas, 1610-1920 Subjects Unio -- classification ✖Remove constraint Subjects: Unio -- classification Titles Extracts from the Proceedings of the Academy of Natural Sciences of Philadelphia, of papers ✖Remove constraint Titles: Extracts from the Proceedings of the Academy of Natural Sciences of Philadelphia, of papers Languages English ✖Remove constraint Languages: English Languages Latin ✖Remove constraint Languages: Latin

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  • Extracts from the Proceedings of the Academy of Natural Sciences of Philadelphia, of papers1