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By: Rhoads, Samuel N. (Samuel Nicholson), - Young, Robert T.Type: ArticleIn: Proceedings of the Academy of Natural Sciences of PhiladelphiaVolume: 49Series:Issue:Date: 1897Page Range: 303--312Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,Subjects:
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By: Young, Robert T.Type: ArticleIn: Proceedings of the Academy of Natural Sciences of PhiladelphiaVolume: 61Series:Issue:Date: 1909Page Range: 298--298Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,Subjects: