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Drawer 29 C17 B

 Container

Contains 1 Result:

2-7 A Point Mamainse, Pancake Point, Sand Bay, Canada Location Maps & drill sections, Ishpeming Gold Mine Vertical Section trough Ropes Mine Tailings maps and exploration maps, 1890-1900, 1932

 File — drawer: 29 C17 B
Collection Scope and Content Summary From the Collection:

Map collection, circa 1896-circa 1966, of the Calumet and Hecla Mining Company in Michigan's Keweenaw Peninsula. Includes geological maps of surface and underground mines and properties owned by the company as well as properties owned by other entities. Also includes some mechanical drawings of machinery and building plans for company-owned buildings.

Dates: 1890-1900, 1932