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Reconnaissance of placer mining in Boise County, Idaho
Reconnaissance of placer mining districts in Idaho County, Idaho
Reconnaissance of placer-mining districts in Lemhi County, Idaho
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Published Year
1930-1939 (3)
Subject
Placer deposits--Idaho (3) *
Mines and mineral resources--Idaho (1)
Author
Metzger, O. H. (3)
Lorain, S. H. (2)
