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By: Roberts, H. RadclyffeEdition:Publication info: 1950Volume:Series:Holding Institution: Academy of Natural Sciences of Drexel University, Library and ArchivesSubjects:BHL Collections:
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By: Roberts, H. RadclyffeEdition:Publication info: 1936Volume:Series:Holding Institution: Academy of Natural Sciences of Drexel University, Library and ArchivesSubjects:BHL Collections:
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By: Roberts, H. RadclyffeEdition:Publication info: 1940Volume:Series:Holding Institution: Academy of Natural Sciences of Drexel University, Library and ArchivesSubjects:BHL Collections:
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By: Roberts, H. RadclyffeEdition:Publication info: 1942Volume:Series:Holding Institution: Academy of Natural Sciences of Drexel University, Library and ArchivesSubjects:BHL Collections:
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By: Roberts, H. RadclyffeEdition:Publication info: 1942Volume:Series:Holding Institution: Academy of Natural Sciences of Drexel University, Library and ArchivesSubjects:BHL Collections:
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By: Roberts, H. RadclyffeEdition:Publication info: 1935Volume:Series:Holding Institution: Academy of Natural Sciences of Drexel University, Library and ArchivesSubjects:BHL Collections:
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By: Roberts, H. Radclyffe - Carbonell, Carlos S.Type: ArticleIn: Proceedings of the California Academy of Sciences, 4th seriesVolume: 43Series: 4Issue:Date: 1982-11-04Page Range: 43--58Publication Info: San Francisco California Academy of SciencesSubjects: