The geology of Grant county, South Dakota,
Rothrock, E. P. 1889-1977.
The geology of Grant county, South Dakota, by E. P. Rothrock. - Vermillion, S.D., University of South Dakota, 1934. - 3 p. l., 40 numb. l. incl. tables. maps (1 fold.) diagr., profiles. 28 cm. - South Dakota. State Geologist. Report of investigations, no. 20 .
At head of title: South Dakota State Geological Survey, E. P. Rothrock, state geologist ... Folded map laid in. Reproduced from type-written copy.
gs 34000108
Geology--South Dakota--Grant County.
QE164.G7 / R6
557.83
The geology of Grant county, South Dakota, by E. P. Rothrock. - Vermillion, S.D., University of South Dakota, 1934. - 3 p. l., 40 numb. l. incl. tables. maps (1 fold.) diagr., profiles. 28 cm. - South Dakota. State Geologist. Report of investigations, no. 20 .
At head of title: South Dakota State Geological Survey, E. P. Rothrock, state geologist ... Folded map laid in. Reproduced from type-written copy.
gs 34000108
Geology--South Dakota--Grant County.
QE164.G7 / R6
557.83