Underground iron mine, featuring iron miner using machinery to clear debris. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring six iron miners beside an ore car. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring two miners standing on wooden boards. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring iron miners beside an ore car. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring four iron miners beside two ore cars. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring mine elevator with iron miners. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring five iron miners beside railroad tracks. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring ore cars filled with dirt. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring two ore cars, one filled with dirt. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.
Underground iron mine, featuring six iron miners beside wooden beams. The location of this photograph is unknown; but the Iron Range includes parts of the following Minnesota counties: Aitkin, Carlton, Cook, Itasca, Koochiching, Lake and St. Louis.