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Pit waste, 1951-1953
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Proposed stripping, 440 area, 1966
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Mine operations notebook, 1987
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Safety program manual, 1982
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
"Federal Surface Mining Regulations", 1978
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Budget, 1987
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Tractor purchase request, 1985
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Equipment authorizations and vouchers, 1983-1987
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Truck performance and requests, 1977-1984
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
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