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Display: 20

    • Butler Brothers and Hanna Mining Company Records Finding Aid

    • Butler Brothers and Hanna Mining Company Records Finding Aid

    • Document describing a collection of records held in the Minnesota Discovery Center Archives documenting the activity of the Butler Brothers and Hanna Mining Company.

    • Andreas, B.M.; Bedard, Earl W.; Bemis, John E.; Butler, Cooley, 1868-1965.; Butler, Emmett, 1870-1955.; Butler, Hazen; Butler, John 1861-1926; Butler, Patrick, 1900-1990; Butler, Pierce, 1868-1939; Butler, Walter, 1858-1933; Butler, William,...
    • Manuscripts Collection
    • Hunner conveyor

    • Hunner conveyor

    • Hunner mining facility interior, featuring ore conveyor

    • Coleraine, MN; Hunner Mine; Iron mining; Machinery; Mining equipment; Conveying systems; Facilities; Mine buildings;
    • Photo Collection
    • Butler Tac conveyor

    • Butler Tac conveyor

    • Butler Taconite plant interior, featuring conveyor belt and florescent light

    • Cooley, MN; Butler Taconite Mine; Iron mining; Facilities; Mining buildings; Machinery; Mining equipment; Conveying systems;
    • Photo Collection
    • Butler Taconite

    • Butler Taconite

    • Butler Taconite mining operations in winter, featuring fuel tanks, and conveyor

    • Cooley, MN; Butler Taconite Mine; Iron mining; Strip mining; Machinery; Mining equipment; Shovels; Fuel tanks; Conveying systems; Mine buildings; Facilities;
    • Photo Collection
    • Kevin and Pat Pit

    • Kevin and Pat Pit

    • Kevin Screen Plant conveyor belt running up to Patrick Plant

    • Cooley, MN; Kevin Mine; Iron mining; Strip mining; Machinery; Mining equipment; Conveying systems; Facilities; Mine buildings;
    • Photo Collection
    • Kevin open pit mining

    • Kevin open pit mining

    • Kevin open pit mining operation, featuring trucks, shovel, and conveyor

    • Cooley, MN; Kevin Mine; Iron mining; Strip mining; Mining equipment; Machinery; Shovels; Dump trucks; Conveying systems; Facilities; Mine buildings;
    • Photo Collection
    • Butler Tac laborer

    • Butler Tac laborer

    • Butler Taconite Mine interior, featuring laborer tending conveyor belt

    • Cooley, MN, Butler Taconite Mine; Iron Mining; Mining equipment; Machinery; Facilities; Mine buildings; Laborers; Conveying systems;
    • Photo Collection
    • Butler Tac laborer

    • Butler Tac laborer

    • Butler Taconite Mine interior, featuring laborer tending conveyor belt

    • Cooley, MN, Butler Taconite Mine; Iron Mining; Mining equipment; Machinery; Facilities; Mine buildings; Laborers; Conveying systems;
    • Photo Collection
    • Kevin Pit conveyor

    • Kevin Pit conveyor

    • Kevin open pit mining operations in winter, featuring a conveyor

    • Cooley, MN, Kevin Mine; Iron Mining; Strip mining; Mining equipment; Machinery; Conveying systems; Mine buildings; Facilities;
    • Photo Collection
    • Kevin Mine

    • Kevin Mine

    • Kevin open pit mining operation, featuring mine cuts, conveyor, and drill

    • Cooley, MN, Kevin Mine; Iron Mining; Strip mining; Mining equipment; Machinery; Conveying systems; Trucks; Drills (Machinery);
    • Photo Collection
    • Patrick Mine

    • Patrick Mine

    • Patrick open pit mining operation in fall, featuring conveyor

    • Cooley, MN, Patrick Mine; Iron Mining; Strip mining; Mining equipment; Machinery; Conveying systems; Facilities; Mine buildings; Settling basins;
    • Photo Collection
    • Patrick Mine

    • Patrick Mine

    • Patrick open pit mining operation, featuring a shack and conveyor

    • Cooley, MN, Patrick Mine; Iron Mining; Strip mining; Mining equipment; Machinery; Conveying systems; Facilities; Mine buildings; Settling basins;
    • Photo Collection
    • Patrick conveyor

    • Patrick conveyor

    • Patrick open pit mining operation, featuring a conveyor and power line

    • Cooley, MN, Patrick Mine; Strip mining; Iron Mining; Mining equipment; Machinery; Conveying systems; Drills (Machinery); Shovels;
    • Photo Collection

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