Pegmatites in the Beecher Rock basin, by Charles S. Gwynne.
Material type:
TextSeries: Report of investigations (South Dakota Geological Survey) ; no. 48.Publication details: Vermillion, S.D., University of South Dakota, 1944.Description: 23 p. illusSubject(s): LOC classification: - QE461 .G9
At head of title: State of South Dakota, M. Q. Sharpe, Governor. State Geological Survey, E. P. Rothrock, State Geologist.
Reproduced from type-written copy.
"Selected bibliography": leaf at end.
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