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Box 20

 Container

Contains 136 Results:

Smelter - Scrap in Gondala (Feb. 9, 1956)

 File — Box: 20
Identifier: N.75.228.40
Collection Scope and Content Summary From the Collection: Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...
Dates: 1892-1967

Smelter - Boiled Scrap (Jan. 1956)

 File — Box: 20
Identifier: N.75.228.41
Collection Scope and Content Summary From the Collection: Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...
Dates: 1892-1967

Smelter - Scrap Unloading (Jan. 1956)

 File — Box: 20
Identifier: N.75.228.42
Collection Scope and Content Summary From the Collection: Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...
Dates: 1892-1967

Smelter - Oil Fired Ladel (Mar. 1, 1956)

 File — Box: 20
Identifier: (N.75.228.43 and N.75.228.44)
Collection Scope and Content Summary From the Collection: Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...
Dates: 1892-1967

Smelter - Pouring Copper

 File — Box: 20
Identifier: N.75.228.45
Collection Scope and Content Summary From the Collection: Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...
Dates: 1892-1967

Smelter - General Pictures (1956)

 File — Box: 20
Identifier: N.75.228.46
Collection Scope and Content Summary From the Collection: Photograph collection, 1892-1967, of the Calumet and Hecla Mining Company. Images document all aspects of mining company activity: rocks, drilling and blasting, timbering, tramming, rockhouses, milling, smelting, electrolytic, dredge, leaching, docks and shipping, engines and compressors, pumps, surface shops, and power plants. Also includes photographs from more than twenty Calumet and Hecla companies, including the mines (Calumet and Hecla, Ahmeek, Allouez, Centennial, Isle Royale,...
Dates: 1892-1967