Author: | Scott, Richard W., Jr. |
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Additional Authors: | Detra, Pamela S. |
Year: | 1993 |
Document Type: | N/A |
SUDOC: | I 19.3:2039 |
Series: | U.S. Geological Survey bulletin |
Report Number: | Bulletin 2039 |
Subjects: | Mines and mineral resources -- United States. |
Prospecting -- Equipment and supplies. | |
Link: | https://digital.library.unt.edu/ark:/67531/metadc958078/ |