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Dozer Near Mine Garage
Dozer Near Mine Garage
Dozer on Cliff
Dozer on Cliff
Dozer on Cliff, Close View
Dozer on Cliff, Close View
Dr. Paul Sanborn fonds
Dr. Paul Sanborn fonds
Dumping the ore at the crusher
Dumping the ore at the crusher
Elk Valley high-elevation soils
Elk Valley high-elevation soils
End view of the calcination kiln
End view of the calcination kiln