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1
Government Document Map -
2Published 1990Subjects: “...Coal leases Montana Bull Mountains....”
Government Document Microform Book -
3Published 1990Subjects: “...Coal Montana Bull Mountain Region Maps....”
Government Document Map -
4Published 2006“...Big Snowy Mountains, Montana...”
Government Document Map -
5Published 2006“...Big Snowy Mountains, Montana...”
Government Document Map