Geology of the Yankton area, South Dakota and Nebraska.

Simpson, Howard Edwin, 1917-

Geology of the Yankton area, South Dakota and Nebraska. - Washington, U.S. Govt. Print. Off., 1960. - 124 p. illus., maps (part fold., part col.) diagrs., profile, tables. 29 cm.

Part of illustrative matter in pocket. Prepared as part of the program of the Dept. of the Interior for the development of the Missouri River Basin.

Bibliography: p. 118-121.

gs 61000181


Geology--South Dakota
Geology--Nebraska

QE75 / .P9 no. 328

557.82

I 19.16:328

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