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By: Cooper, G. Arthur (Gustav Arthur),Edition:Publication info: 1966Volume:Series:Holding Institution: Smithsonian Institution ArchivesSubjects: Cedar Valley Center Point Ely Field notes Geology Iowa Mason City Paleontology Slides (photographs) United StatesBHL Collections: Smithsonian Field Books collection
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By: Cooper, G. Arthur (Gustav Arthur),Edition:Publication info: 1966Volume:Series:Holding Institution: Smithsonian Institution ArchivesSubjects: Brussels Cedar Valley Field notes Geology Marshall Missouri Paleontology Slides (photographs) United StatesBHL Collections: Smithsonian Field Books collection