Reference | {Deposit:: LLOYD, A.M., AND THOMPSON, W.C., COMPILERS, 1929, MAP OF THE EAST PERMIAN BASIN: TEXAS BUREAU OF ECONOMIC GEOLOGY, SCALE 1:220,000.}{Deposit:: SMITH, G.E., 1974, TEXAS BUREAU OF ECONOMIC GEOLOGY, REPORT OF INVESTIGATIONS 80, 84 P. (P. 63, 67, SAMPLE 13, MEAS. SEC. 46).}{Deposit:: HENTZ, T.F., AND BROWN, L.F., JR., 1987, IN BARNES, V.E., GEOLOGIC ATLAS OF TEXAS - WICHITA FALLS-LAWTON SHEET: TEXAS BUREAU OF ECONOMIC GEOLOGY, SCALE 1:250,000.} |