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Exploration and utilization studies :John Day chromites, Oregon
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Published Year
1950-1959 (1) *
Subject
Chromite--Oregon--Grant County (1)
Chromium ores--Oregon--Grant County (1)
Author
Banning, Lloyd H. (1)
Harris, Henry M. (1) *
Hundhausen, R. J. (1)
Kelly, Hal J. (1)
