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Black Rock tungsten deposit, Mono County, Calif.

Bucket-Drilling the Coso Mercury Deposit, Inyo County, California

Filled-sink iron deposits in Crawford, Dent, Franklin, and Texas counties, Mo.

Published Year

• 1940-1949 (3) *

Subject

• Iron ores--Missouri--Crawford County (1)
• Iron ores--Missouri--Dent County (1)
• Iron ores--Missouri--Franklin County (1)
• Iron ores--Missouri--Texas County (1)
• Mercury -- California -- Inyo County. (1)
• Tungsten mines and mining--California--Mono County (1)

Author

• Dupuy, Leon W. (3) *
• Ballinger, Homer J. (1) *

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