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Minnesota Reflections

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  • All fields: drifts
(447 results)



Display: 50

    • Soudan Mine, No. 8 Shaft, 11th Level, Soudan, Minnesota

    • 1906-01-01
    • A map of the 11th level at the Soudan Mine starting from the No. 8 Shaft going west. The map shows the drifts, rock formations, and areas that were mined out. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 15th Level, Soudan, Minnesota

    • 1914-01-01 - 1940-01-01
    • A map of the 15th level at the Soudan Mine starting from the No. 8 Shaft going west and a portion to the east. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • No. 8 Shaft, 16th Level, Soudan, Minnesota

    • 1915-01-01 - 1929-01-01
    • A map of the 16th level at the Soudan Mine starting from the No. 8 Shaft going west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Alpena Mine in Virginia, Minnesota

    • 1915-09
    • A panorama of the Alpena Mine in Virginia, Minnesota, shows the open pit mine in September of 1915 as it opened up the underground drifts. Both open pit and underground mining took place in the same time period.
    • Minnesota Museum of Mining
    • Soudan Mine, No. 8 Shaft, 18th Level (Map One), Soudan, Minnesota

    • 1919-01-01 - 1944-01-01
    • A map of the 18th level at the Soudan Mine starting from the No. 8 Shaft going west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Spalding Hotel in winter, Main Street, Crosby, Minnesota

    • 1920
    • Snow drifts block the entrance to the Spalding Hotel, Main Street, Crosby, Minnesota. A fire escape services the second and third floor. A horse approaches on the side street.
    • Cuyuna Iron Range Heritage Network
    • Soudan Mine, No. 8 Shaft, 20th Level, Soudan, Minnesota

    • 1924-01-01 - 1939-01-01
    • A map of the 20th level at the Soudan Mine starting from the No. 8 Shaft going west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 17th Level (Map One), Soudan, Minnesota

    • 1937-01-01 - 1948-09-01
    • A map of the 17th 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.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 12th Level, Soudan, Minnesota

    • 1937-01-01 - 1950-01-01
    • A map of the 12th level at the Soudan Mine starting from the No. 8 Shaft going west and east towards the Alaska Shaft. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 15th Level, East, Soudan, Minnesota

    • 1938-01-01 - 1953-06-01
    • A map of the 15th level at the Soudan Mine starting from the No. 8 Shaft going east. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Soudan Mine, Alaska Shaft, 12th level, Soudan, Minnesota

    • 1939-01-01 - 1942-01-01
    • A map of the 12th level at the Soudan Mine starting from the Alaska Shaft going west towards the No. 8 Shaft and east. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 19th Level, Soudan, Minnesota

    • 1940-01-01 - 1950-01-01
    • A map of the 19th 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.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 21st Level, Soudan, Minnesota

    • 1943-04-07 - 1946-08-01
    • A map of the 21st level at the Soudan Mine starting from the No. 8 Shaft going east and west. The No. 8 Shaft is not listed, but it appears at the 3,8 NW of SW. The map shows the drifts, cross cuts, rock formations, raises, core sample drill...
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 25th Level, West, Soudan, Minnesota

    • 1948-01-01 - 1959-01-01
    • 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.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 13th Level, West, Soudan, Minnesota

    • 1953-08-03
    • A map of the 13th level at the Soudan Mine starting from the No. 8 Shaft going west. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope areas. Lake Superior Datum.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 10th Level, West, v

    • 1953-08-03
    • 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.
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 9th Level, West, Soudan, Minnesota

    • 1953-08-03
    • 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...
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 8th Level, West, Soudan, Minnesota

    • 1953-08-03
    • 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...
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 7th Level, West, Soudan, Minnesota

    • 1953-08-03
    • 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...
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 6th Level, West, Soudan, Minnesota

    • 1953-08-03
    • 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...
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 5th Level, West, Soudan, Minnesota

    • 1953-08-03
    • 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....
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 25th Level, Montana, Map One, Soudan, Minnesota

    • 1959-01-01 - 1962-01-01
    • A map of the 25th level at the Soudan Mine focusing on the Montana ore body. This is close up of the western section of the entire 25th Level map. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope...
    • Soudan Underground Mine State Park
    • Soudan Mine, No. 8 Shaft, 25th Level, East Montana, Map Two, Soudan, Minnesota

    • 1959-01-01 - 1962-01-01
    • A map of the 25th level at the Soudan Mine focusing on the Montana ore body. This is close up of the western section of the entire 25th Level map. The map shows the drifts, cross cuts, rock formations, raises, core sample drill holes, and stope...
    • Soudan Underground Mine State Park
    • Surficial geology of the New Brighton quadrangle, Minnesota, GM-2, Plate 1

    • 1966
    • Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials at the land surface), of the New Brighton Quadrangle, Minnesota, scale 1:24,000....
    • Minnesota Geological Survey
    • Lineament map, Hibbing sheet, Minnesota, M-49

    • 1982
    • Map showing linear features, (lineaments) on the Hibbing quadrangle, scale 1:250,000. Electronic file available at: ftp://mgssun6.mngs.umn.edu/map_catalog/pdf/umn22428.pdf
    • Minnesota Geological Survey
    • A Bill for an Act, 1961-1963 - Draft, St. Paul, Minnesota

    • 1961 - 1963
    • Taconite tax bill, relating to the valuation of ore, taconite, iron sulphides and semi-taconite for occupation tax purposes; amending Minnesota Statutes 1961, Section 298.03
    • Iron Range Research Center
    • Skillings' Mining and Market Letter, Volume II,  Number 36

    • 1914-01-31
    • This issue of Skillings' Mining and Market Letter features an update of Crosby, Minnesota, including a picture of its main street at night. N.S. Smith, head of his eponymous brokerage firm in Duluth, is pictured. This international mining trade...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume V, Number 32

    • 1916-12-30
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume V, Number 48

    • 1917-04-21
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume VII, Number 19

    • 1918-09-28
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume VIII, Number 15

    • 1919-08-30
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 10

    • 1920-07-24
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume X, Number 8

    • 1921-07-09
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining and Market Letter, Volume IV, Number 49

    • 1916-04-29
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center
    • Skillings' Mining Review, Volume IX, Number 29

    • 1920-12-04
    • Skillings' Mining and Market Letter is an international mining trade publication. It began as a weekly publication in Duluth, Minnesota, in 1912. It changed its name to Skillings' Mining Review in July 1916 (dropping the apostrophe in 1993). ...
    • Iron Range Research Center

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