Author: | Pierce, William Gamewell |
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Year: | 1937 |
Document Type: | N/A |
SUDOC: | I 19.3:847-F |
Series: | Contributions to economic geology |
Report Number: | USGS Bulletin 847-F |
Subjects: | Geology. |
Mines and mineral resources. | |
Mines and mineral resources -- Montana. | |
Geology -- Montana. | |
Link: | https://digital.library.unt.edu/ark:/67531/metadc304228/ |