The Missouri Valley traverse in Iowa, north of the Jones Point deformation,
Condra, Geo. E. 1869-1958.
The Missouri Valley traverse in Iowa, north of the Jones Point deformation, by G. E. Condra. - [Lincoln] Printed by authority of the state of Nebraska, 1933. - 24 p.
Bibliographical foot-notes.
gs 34000115
Geology--Iowa.
Geology--Nebraska.
QE135 / .A43 no. 2
The Missouri Valley traverse in Iowa, north of the Jones Point deformation, by G. E. Condra. - [Lincoln] Printed by authority of the state of Nebraska, 1933. - 24 p.
Bibliographical foot-notes.
gs 34000115
Geology--Iowa.
Geology--Nebraska.
QE135 / .A43 no. 2