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Masonry Plan for Trestle over M.R.R.R.

Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Plan for Trestle over M.R.R.R. by Wisonsin Bridge and Iron Company of North Milwaukee, Wisconsin. The masonry plan was made for Hancock Consolidated Mining Company. Some text from Plan: Pedestals for Bents are proportioned for bearing of 2 tons per square foot for ordinary clay. If clay is soft sizes of footings are to be increased in proportion. Masonry and Anchores furnished and Anchors set by Mining Co. Anchors must be located with great care as shown, so that girders and bracing of towers will go up in field as intended. All distances along and track are on chords to archs intercepted between bents.

Scanned: January 30, 2012


Map - Cliff Mine

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Geography, Maps, Map - Cliff Mine [Detailed Section]

Scanned: March 17, 2010


Map - Quincy Mine Location

Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Map showing some of the features of Quincy Mining Company property, scale= 60 Feet: 1Inch. [This seems to be only a portion of the original map].

Scanned: January 30, 2012


Map

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Geography, Maps Plan for Drill Shop of the Quincy Mining Company

Scanned: January 27, 2012


Map- Quincy Blacksmith Shop

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Geography, Maps Plan of Blacksmith Shop as rearranged in 1914 as a part of the Quincy Blacksmith Shop.

Scanned: January 27, 2012


Map- Quincy Engineer's Office

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Geography, Maps Engineer's Office, Quincy Mining Company; Hancock, Michigan; plan showing arrangement of forges and drill-sharpeners. Scale: 1/8th Inch= 1 Foot. T.C. DeS.

Scanned: January 27, 2012


Map- Smith for Quincy Mine

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Geography, Maps Plan for the Smithshop of Quincy Mining Company. [Shows both the front and side views of the building.]

Scanned: January 27, 2012


Keweenaw Copper Country Lodes and Mining Locations

Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, The Native Copper Mining Era of The Keweenaw Copper Country Lodes and Mining Locations

Scanned: October 28, 2010


Map - Trimountain Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Geography, Maps, Property Map of the Trimountain Mining Co. Sections 19, 20, 29, 30 Located in T. 54N. R. 34 W. Houghton County Michigan

Scanned: November 18, 2008


Geological Detail Sheet Huron

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Geography, Maps, Geological Detail Sheet Huron Calumet and Hecla Consolidated Copper Co. Geological Department

Scanned: May 29, 2009