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By: Benson, Richard H. (Richard Hall),Edition:Publication info: Washington, Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1972Volume: no.12 (1972)Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects:BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
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By: Benson, Richard H. (Richard Hall),Edition:Publication info: Washington, Smithsonian Institution Press, 1977Volume: no.33 (1977)Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects:BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection
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By: Benson, Richard H. (Richard Hall),Edition:Publication info: Washington, Smithsonian Institution Press; [for sale by the Supt. of Docs., U. S. Govt. Print. Off.], 1971Volume: no.7 (1971)Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects:BHL Collections: Unearthed! Smithsonian Libraries' Paleo Collection