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Nickel Deposit Near Riddle, Douglas County, Oregon

Published Year

• 1940-1949 (1) *

Subject

• Mines and mineral resources -- Oregon. (1)
• Mines and mineral resources. (1)
• Nickel ores -- Oregon -- Douglas County. (1)
• Nickel ores. (1)

Author

• Pecora, William T. (1) *

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