Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1953-08-03
Description:
A map of the 9th level at the Soudan Mine starting from the No. 8 Shaft going east towards the No. 7 Shaft and west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. The stope areas include areas that were mined from the 10th level. Lake Superior Datum.
Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1953-08-03
Description:
A map of the 8th level at the Soudan Mine starting from the No. 7 Shaft going east and west. The map shows the No. 8 Shaft, the drifts, cross cuts, rock formations, raises, core sample drill holes, areas that were mined from the 9th level, and stope areas. Lake Superior Datum.
Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1953-08-03
Description:
A map of the 7th level at the Soudan Mine starting from the No. 8 Shaft going east towards the No. 7 Shaft and west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. The map also shows the No. 12 Shaft. Lake Superior Datum.
Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1953-08-03
Description:
A map of the 6th level at the Soudan Mine starting from the No. 8 Shaft going east towards the No. 7 Shaft and west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. The map also shows the No. 9 Shaft and the No. 12 Shaft. Lake Superior Datum.
Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1953-08-03
Description:
A map of the 5th level at the Soudan Mine starting from the No. 8 Shaft going east towards the No. 7 Shaft and west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. The map also shows the No. 9 Shaft and the No. 12 Shaft. Lake Superior Datum.
Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1948-01-01 - 1959-01-01
Description:
A map of the 25th level at the Soudan Mine starting from the No. 8 Shaft going east and west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
Oliver Iron Mining Division, United States Steel Corporation
Date Created:
1953-08-03
Description:
A map of the 10th level at the Soudan Mine starting from the No. 8 Shaft going east and west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.