Browse Subjects

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Flowsheet

Geography, Maps, Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Descriptive Flowsheet Copper Ore to Cupric Oxide & Sulfate HU-157

Scanned: October 1, 2010


Map - Quincy Mill Location

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Buildings, Geography, Maps Map of the stamp mill location at Mason. [Map shows dock line and coal shed.]

Scanned: July 27, 2009


Calumet and Hecla - Unwatering the Osceola Lode

Metal Trade, Copper Industry and Trade, Copper Mines and Mining, Geography, Maps, Various pictures of the unwatering of the Osceola Lode Project. [Plan Unwatering Osceola Lode No. 5 Tamarack Shaft Schematic arrg't of submersible discharge 8 column lines.]

Scanned: February 9, 2010


Mohawk and Fulton

Geography, Human Settlements, Cities and Towns, Metal Trade, Copper Industry and Trade, Copper Mines and Mining Mohawk and Fulton Locations (Negative number eight) [Aerial view of the Mohawk and Fulton mining settlement locations]

Scanned: March 1, 2007