1. A new occurrence of Paleocene mammals in the Evanston formation, southwestern Wyoming Author/Creator: Gazin, C. Lewis 1904-1996, (Charles Lewis), author Publication/Creation: City of Washington : Smithsonian Institution Press, 1969 Resource Type: Book Access & Availability: Loading
2. A new occurrence of Paleocene mammals in the Evanston formation, southwestern Wyoming, Author/Creator: Gazin, C. Lewis 1904-1996. (Charles Lewis) Publication/Creation: Washington : Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.], 1969 Resource Type: Book Access & Availability: Loading