The Rustler Springs sulphur deposits /
Porch, E. L. 1889-
The Rustler Springs sulphur deposits / by E.L. Porch, Jr. - Austin, Tex. : The University, 1917. - 71 p., 9 leaves of plates : ill., map ; 23 cm. - University of Texas bulletin ; no. 1722: April 15, 1917 . - University of Texas bulletin ; no. 1722 .
At head of title: Bureau of Economic Geology and Technology.
gs 17000362
Sulfur deposits--Texas--Rustler Springs.
TN890 / .P6
The Rustler Springs sulphur deposits / by E.L. Porch, Jr. - Austin, Tex. : The University, 1917. - 71 p., 9 leaves of plates : ill., map ; 23 cm. - University of Texas bulletin ; no. 1722: April 15, 1917 . - University of Texas bulletin ; no. 1722 .
At head of title: Bureau of Economic Geology and Technology.
gs 17000362
Sulfur deposits--Texas--Rustler Springs.
TN890 / .P6