Abstract Drawings, 1871-1970, of the Calumet and Hecla Mining Companies. Contains hand sketches, tracings, blueprints and related manuscript items as well as a card index created by the company. Includes more than 80,000 engineering and architectural drawings gathered by the Calumet and Hecla Mining Company during its active life as a copper mining company in Michigan’s Keweenaw Peninsula. Much of the machinery was built in-house at Calumet and Hecla and they also had need of maps of both aboveground...

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Notecards, approximately 1999-2009, depicting reproductions of colored pencil original drawings by Charles Matson, a Houghton native and Michigan Technological Univeristy alumnus.

Abstract The Copper Miners' Strike of 1913-1914 in Michigan's Keweenaw Peninsula was marred by several acts of violence, notably the Italian Hall disaster and the Seeberville shootings. Swaby L. Lawton of the law firm Hanchette & Lawton represented the Quincy Mining Company during the strike and the Copper Range Company during the appeals against the conviction of deputes for the Seeberville shootings. This collection consists of the files of the law firm Hanchette & Lawton of Hancock...

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Collection, undated, of Harry T. Mercer, long-time employee of the Copper Range Mining Company and resident of Painesdale, Michigan. Includes technical drawings, a card index, and field notes.

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Research papers, compiled by Dr. Jorma Kalliokoski pertaining to his research on Jacobsville (Michigan) sandstone, kimberlite and miscellaneous mineral research in the Copper Country and Upper Peninsula of Michigan. Includes research notes, maps and drawings.

Abstract Collection, 1855-present, of maps compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. This historical map collection is composed of lake survey charts, mineral and mining, land ownership, topographical and road maps dating from 1855 to the present. An important series of Sanborn Fire Insurance maps are available on microfilm, charting Keweenaw Peninsula towns and mining locations in great detail for the period...

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Collection, undated, 1903-1972, compiled by the Michigan Technological University Archives and Copper Country Historical Collections in Houghton, Michigan. Includes building plans, drawings, and maps of buildings at the university through its history. Contains colored architectural renderings and presentation drawings as well as blueprints and microfiche.

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Collection, 1860-1979, of the Quincy Mining Company in Hancock, Michigan. Drawings include commercial, domestic, industrial, and public buildings, machinery, subterranean maps, surface maps, transportation systems, utilities, and tools.

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Collection of drawings by Warren H. Manning for the design of Agassiz Park in Calumet, Michigan. Manning was commissioned to design Agassiz Park as a memorial to the late president of the Calumet and Hecla Mining Company, Alexander Agassiz. Includes presentation drawings, plans for the park layout and various structures, plans for the Agassiz statue, and various area maps and plans.