Author: | Hess, Frank L. |
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Year: | 1938 |
Document Type: | N/A |
SUDOC: | I 28.23:3404 |
Series: | United States Bureau of Mines Reports |
Report Number: | R. I. 3404 |
Subject: | Pegmatites -- South Dakota. |
Link: | http://digital.library.unt.edu/ark:/67531/metadc38431/ |