Subsurface geologic methods :
Le Roy, Leslie Walter, 1909-
Subsurface geologic methods : a symposium / compiled and edited by L.W. Le Roy and Harry M. Crain. - Golden : Colorado School of Mines, 1950 - 1156p.: ill. (some col.), maps ; 23 cm. - Quarterly of the Colorado School of Mines ; v. 44, no. 3. .
includes index.
49045361
Geology--Research.
Petroleum--Geology.
TN 210 / .S83 1950
Subsurface geologic methods : a symposium / compiled and edited by L.W. Le Roy and Harry M. Crain. - Golden : Colorado School of Mines, 1950 - 1156p.: ill. (some col.), maps ; 23 cm. - Quarterly of the Colorado School of Mines ; v. 44, no. 3. .
includes index.
49045361
Geology--Research.
Petroleum--Geology.
TN 210 / .S83 1950