Kennedy, L. E. Subsurface geology and oil and gas resources of OSAGE county, Oklahoma. - Washington : Government Printing Office, 1940. - 303-319p. : ill. ; 25cm. - Geological survey Bulletin; 900-C . Subjects--Topical Terms: PetroleumGeologyOklahomaOsage County LC Class. No.: PAM QE75.B9 no.900-C