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Progress reports -metallurgical division.

Investigation of southwestern Arkansas mercury district, Howard, Pike, and Clark Counties, Ark.

Published Year

• 1940-1949 (1)
• 1950-1959 (1)

Subject

• Mercury mines and mining--Arkansas (2) *
• Cinnabar (1)
• Mercury ores (1)

Author

• Calhoun, W. A. (1)
• McElvenny, L. T. (1)
• Shelton, S. M. (1)

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