Box 1
Contains 35 Results:
First Caving in of Overhanging Rock after Copper Rock Has Been Removed - Calumet-Hecla Mines, Calumet MI
Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.
Final Cave-in at Surface, Showing Upper Part of Last Stope, All Copper Rock Below Having Been Removed- Calumet-Hecla Mines, Calumet MI
Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.
In the Copper Country - Keweenaw Highway, Cliff Bluff in Distance, Near Calumet MI
Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.
Bird's-eye View from Cliff Bluff Over Cliff-Town, MI. Showing Copper Shaft Mine Opened in 1845 and Still Producing
Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.
Pouring Molten Copper Into Ingot Molds, Calumet and Hecla Smelters, Lake Linden, Michigan
Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.