Deep wells of Nebraska,
Condra, Geo. E. 1869-1958.
Deep wells of Nebraska, by G. E. Condra. E. F. Schramm [and] A. L. Lugn. - [Lincoln] Printed by authority of the state of Nebraska, 1931. - 288 p. incl. illus., maps, tables. 25 cm. - Nebraska. Geological survey. Bulletin 4, second ser. . - Nebraska Geological Survey. Bulletin ; no. 4. .
At head of title: The University of Nebraska.
gs 31000122
Petroleum--Nebraska.
Natural gas--Nebraska.
QE135 / .A4 no. 4
553.28
Deep wells of Nebraska, by G. E. Condra. E. F. Schramm [and] A. L. Lugn. - [Lincoln] Printed by authority of the state of Nebraska, 1931. - 288 p. incl. illus., maps, tables. 25 cm. - Nebraska. Geological survey. Bulletin 4, second ser. . - Nebraska Geological Survey. Bulletin ; no. 4. .
At head of title: The University of Nebraska.
gs 31000122
Petroleum--Nebraska.
Natural gas--Nebraska.
QE135 / .A4 no. 4
553.28