TY - RPRT TI - Structure and oil and gas resources of the Osage Reservation, Oklahoma. T. 20 N., R. 11 E. AU - E. R. Lloyd AU - K.F. Mather PY - 1922 DO - 10.3133/b686j UR - https://pubs.usgs.gov/publication/b686J ID - b686J ER -