Geology of the Yankton area, South Dakota and Nebraska.

Bibliographic Details
Main Author:	Simpson, Howard Edwin, 1917-
Format:	Government Document Book
Language:	English
Published:	Washington : U.S. Govt. Print. Off, 1960.
Series:	Professional paper (Geological Survey (U.S.)) ; 328.
Subjects:	Geology > South Dakota. Geology > Nebraska.

Evans: US Documents (Annex 5th floor)