Ehlmann, Arthur J.2019-10-112019-10-1119821982https://repository.tcu.edu/handle/116099117/33130vii, 104 leaves : illustrations, maps (12 folded in pocket)Format: PrintengA subsurface study of the upper part of the Hoxbar Group (Missourian-Virgilian Series) of the Pennsylvanian System: Caddo and Grady Counties, OklahomaTextMain Stacks: TCU Master Thesis (Regular Loan)Special Collections: TCU Master Thesis (Non-Circulating)