Author: | Hadley, Jarvis B. |
---|---|
Year: | 1942 |
Document Type: | N/A |
SUDOC: | I 19.3:931-S |
Series: | Strategic minerals investigations |
Report Number: | USGS Bulletin 931-S |
Subjects: | Mines and mineral resources. |
Manganese ores. | |
Mines and mineral resources -- California. | |
Manganese ores -- California -- Imperial County. | |
Link: | https://digital.library.unt.edu/ark:/67531/metadc304209/ |