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By: Briggs, Robert,Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 16Series:Issue: 98Date: 1876Page Range: 310--318Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Briggs, Robert,Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 17Series:Issue: 100Date: 1877Page Range: 124--127Publication Info: Philadelphia, American Philosophical Society,Subjects: