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By: Peckham, S FType: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 37Series:Issue: 157Date: 1898Page Range: 108--139Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Peckham, S FType: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 10Series:Issue: 80Date: 1868Page Range: 445--462Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Peckham, S FType: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 36Series:Issue: 154Date: 1897Page Range: 103--112Publication Info: Philadelphia, American Philosophical Society,Subjects: