Record Group Term
Found in 3 Collections and/or Records:
Scope and Contents Note This collection consists of one blueprint design of a mine shaft for the Briar Hill Mine. The blueprint includes a detailed list of supplies and labor required to sink the shaft. Information includes cost of labor, timber, explosives, cost of fuel, hoistings, blacksmithing and supplies. The shaft was expected to reach a depth of 1,200 feet and take two years for construction. The blueprint is signed by "Captain William Bond" and dated 1911.
Scope and Contents note This collection contains photocopies of blueprints of the Marquette Lower Harbor Iron Ore Dock and approach construction. The drawings were produced by the Minneapolis, Minnesota firms South Shore Dock Company and Duluth, South Shore, and Atlantic Railway Company; and the Pittsburgh, Pennsylvania company, McClintic-Marshall Construction Company. The blueprints were created in 1931 and 1932.
Dates: 1931 - 1932
Scope and Contents note This collection contains blueprints of various types of mining equipment and structures.
ABOUT THIS COLLECTION GUIDEThis is your guide to our historical collections of personal papers, organizational records, and manuscripts. Our collections cover such topics as Northern Michigan University history, the local iron mining industry, and the politics, economics, religion, environment, and culture of the Central Upper Peninsula region. Search by Keyword, Name, Title, Subject, or Collecting Areas. The finding aids for our collections will give you an overview of the contents and information on where they are located.
Northern Michigan University
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