Browse Subjects

Thumbnail Subject(s) Description Add to Shoebox

Blueprint showing depths of shafts, Quincy Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Bottom of Shaft [Blueprint chart showing depth of major shafts of the Quincy Mining Company from 1901-1912. Note indicates "stope distances from surface at No. 2 shaft." Includes No. 2, No. 6, No. 7, No. 8, and No. 9 shafts.]

Scanned: March 20, 2008


Blueprint showing cross section No. 2 shaft, Quincy Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Cross Section three, No. 2 Shaft [Blueprint map showing side view cross section of the No. 2 shaft of the Quincy Mining Company. Information from Quincy card index indicates the map was originally drawn April 25, 1914, but map was later updated to show increasing depth of the shaft. This version, dated June 16, 1921, shows the shaft going off the edge of the map below the 82 level. Surface features such as the No. 2 shafthouse, Limerick and Hardscrabble locations, and the Quincy powder house, are shown for scale. Also shown are the underground locations of the Allouez conglomerate ore body and the main, east, west and far west portions of the Pewabic ore body.]

Scanned: March 20, 2008


Underground mine map, Quincy Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Underground mine map, Quincy Mine [Detail of map showing underground mine workings on levels 73 and 74 near the Quincy no. 2 shaft.]

Scanned: July 3, 2006


Underground mine map, Quincy Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Underground mine map, Quincy Mine [Detail of map showing underground mine workings on levels 51 and 52 near the Quincy no. 6 shaft.]

Scanned: July 3, 2006


Underground mine map, Quincy Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Underground mine map, Quincy Mine [Detail of map showing underground mine workings on levels 69 and 70 near the Quincy no. 2 shaft.]

Scanned: July 3, 2006


Blueprint of mine tram car, Quincy Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Mine Tram Car, Quincy Mine [Blueprint engineering drawing showing design for an underground tram car at the Quincy Mining Company. Four views are presented: front end, back end, side view and a plan view showing the wheels / trucks. Note at bottom indicates "Bottom plate 7/16" iron, Sides 3/8" iron, Door 5/16" iron."]

Scanned: March 20, 2008


Isometric sketch of Calumet conglomerate lode

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Isometric sketch of Calumet conglomerate lode [Sketch map showing underground workings on the Calumet conglomerate ore body. Sketch shows locations of vertical and incline shafts.]

Scanned: July 5, 2006


Sketch of open stope in Calumet conglomerate lode

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Sketch of open stope in Calumet conglomerate lode [Sketch map showing underground workings on the Calumet conglomerate ore body. Sketch shows relation of shaft, shaft pillar, workig stope and older, caved stope.]

Scanned: July 5, 2006


Pyramid cut used on Calumet conglomerate lode drifting

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Pyramid cut used on Calumet conglomerate lode drifting [Sketch map showing number and direction of shot holes drilled within a typical drift of the underground workings on the Calumet conglomerate ore body. After drilling, these holes would be filled with explosives and fuses which would ignite the charges in the numeric order indicated.]

Scanned: July 5, 2006


Underground mine map, Forest Mining Company

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Engineering, Surveying, Section of the Forest Mine, Oct. 1st, 1852 [Map showing underground workings of the Forest Mine near Rockland, Michigan. Credit line at bottom reads "B.W. Thayer & Co. List. Boston." Map shows several shafts, winzes and drifts and includes illustrations of hoisting apparatus. Note is also made of "Indian Diggings" along surface.]

Scanned: July 3, 2006