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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 Titles A proposal to establish county natural history societies, for ascertaining the circumstances, in all localities, which are productive of disease or conducive to health ✖Remove constraint Titles: A proposal to establish county natural history societies, for ascertaining the circumstances, in all localities, which are productive of disease or conducive to health

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  • A proposal to establish county natural history societies, for ascertaining the circumstances, in all localities, which are productive of disease or conducive to health1