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By: Barker, George F. (George Frederick),Edition:Publication info: Washington?, 1886?Volume:Series:Holding Institution: University of California LibrariesSubjects:BHL Collections:
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By: Barker, George F. (George Frederick),Edition:Publication info: [Washington?], [1886?]Volume:Series:Holding Institution: University of Toronto - Gerstein Science Information CentreSubjects:BHL Collections:
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By: Barker, George F. (George Frederick),Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 14Series:Issue: 94Date: 1875Page Range: 440--445Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Barker, George F. (George Frederick),Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 20Series:Issue: 113Date: 1883Page Range: 656--662Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Barker, George F. (George Frederick),Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 24Series:Issue: 125Date: 1887Page Range: 166--172Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Barker, George F. (George Frederick),Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 20Series:Issue: 113Date: 1883Page Range: 649--655Publication Info: Philadelphia, American Philosophical Society,Subjects:
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By: Barker, George F. (George Frederick),Type: ArticleIn: Proceedings of the American Philosophical Society held at Philadelphia for promoting useful knowledgeVolume: 18Series:Issue: 102Date: 1878Page Range: 103--114Publication Info: Philadelphia, American Philosophical Society,Subjects: