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By: Mansfield, Wendell CType: ArticleIn: Proceedings of the United States National MuseumVolume: 51Series:Issue: 2169Date: 1916Page Range: 599--607Publication Info: Washington Smithsonian Institution Press, [etc.]Subjects:
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By: Mansfield, Wendell CType: ArticleIn: Journal of the Washington Academy of SciencesVolume: 16Series:Issue:Date: 1926Page Range: 175--177Publication Info: Washington [etc Washington Academy of Sciences]Subjects:
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By: Mansfield, Wendell CType: ArticleIn: Proceedings of the United States National MuseumVolume: 74Series:Issue: 2759Date: 1929Page Range: 1--11Publication Info: Washington Smithsonian Institution Press, [etc.]Subjects: