Permo-Pennsylvanian section of the Hartville area of Wyoming,

Condra, Geo. E. 1869-1958.

Permo-Pennsylvanian section of the Hartville area of Wyoming, by G. E. Condra and E. C. Reed. - [Lincoln] Published by authority of the state of Nebraska, 1935. - 46 p. illus.

Cover title

Bibliographical foot-notes.

gs 36000025


Geology, Stratigraphic--Permian.
Geology, Stratigraphic--Pennsylvanian.
Geology--Wyoming.

QE135 / .A43 no. 9

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