Geology of Beaver county, Oklahoma, by Chas. N. Gould and John T. Lonsdale. Fossil leaves from Beaver county, by E. W. Berry. - Gould, Charles Newton, 1868-1949.; Lonsdale, John T. (John Tipton), 1895-1960.; Berry, Edward Wilber, 1875-1945.; Slocum, Ernest; Tracy, F. C. (Norman, 1926)
Map folded in pocket.
Bibliographical references.
Keywords: Geology -- Oklahoma -- Beaver County; Paleobotany -- Oklahoma -- Beaver County