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By: Ray, Louis L., (Louis Lamy) - Smithsonian Institution.Edition:Publication info: 1936Volume:Series:Holding Institution: Smithsonian Institution ArchivesSubjects: Colorado Field notes Folsom points Geology--Colorado Geology--United States Geomorphology--Colorado Larimer (county) Roberts, Frank H. H.(Frank Harold Hanna), 1897-196 Smithsonian Institution Steptoe, Thomas W United StatesBHL Collections: Smithsonian Field Books collection