01435cam a22003371a 4500 gs 12000899 DLC 20260227111313.0 761027s1912 txuabf 001 0 eng gs 12000899 (OCoLC)2532229 DLC TxEU OCoLC TxKT DLC premarc TN872.T4 U3 Udden, Johan August, 1859-1932. A reconnaissance report on the geology of the oil and gas fields of Wichita and Clay counties, Texas / by J.A. Udden, assisted by Drury McN. Phillips. Austin, Tex. : University of Texas, 1912. xiv, 308 p., 26 leaves of plates (13 in pocket) : ill., map ; 23 cm. Bulletin of the University of Texas ; no. 246. Scientific series ; no. 23 At head of title: Bureau of Economic Geology and Technology. "September 8, 1912" Includes index. Petroleum Texas Clay County. Petroleum Texas Wichita County. Natural gas Texas Clay County. Natural gas Texas Wichita County. Phillips, Drury McNeill. Geology of the oil and gas fields of Wichita and Clay counties, Texas. University of Texas. Bureau of Economic Geology and Technology. Bulletin of the University of Texas ; no. 246. Scientific series ; no. 23. 25214 25214