Buttram, Frank. The Cushing oil and gas field, Oklahoma. By Frank Buttram. - Norman, 1914. - 64 p. illus., fold. plates (incl. maps, profiles, diagrs. in pocket) tables. 23 cm. - Oklahoma. Geological survey. Bulletin no. 18 . LCCN: gs 15000185 Subjects--Topical Terms: Petroleum--Oklahoma.Natural gas--Oklahoma. LC Class. No.: TN872.O4 / B8