Geology and paleontology of the Raton mesa and other regions in Colorado and New Mexico - Lee, Willis T. (Willis Thomas), 1864-1926.; Knowlton, Frank Hall, 1860-1926. (Washington, Govt. print. off., 1917)
At head of title: Department of the interior.
Two plates in pocket.
In solander.
Keywords: Geology -- Colorado; Geology -- New Mexico; Paleontology -- Colorado; Paleontology -- New Mexico