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Box 20

 Container

Contains 136 Results:

Smelter - No. 20 Furnace (1956)

 File — Box: 20
Identifier: N.75.228.3
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 - No. 20 Furnace, John Huhtala, J. Harrick (1956)

 File — Box: 20
Identifier: N.75.228.4
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 - Tapping Pictures (Feb. 1955)

 File — Box: 20
Identifier: N.75.228.5
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 - Claning Beams for No. 20 Furnace (July, 1956)

 File — Box: 20
Identifier: N.75.228.6
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

Scene of Underground Fatality at Allouez 23rd Level, July 30, 1957 at 1 p.m., Witness: John Sitar, Garfield Maynard, f11 @ 50, f16 @ 50

 File — Box: 20
Identifier: N.75.228.7
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

Security Meetings

 File — Box: 20
Identifier: N.75.228.8a
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 - Buring Pieces of Copper Form Bottom of Furnace No. 21 and Miners Breaking Concrete Base

 File — Box: 20
Identifier: N.75.228.8b
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 - Stack Experiment with Carl Makinen (Sept. 21, 1956)

 File — Box: 20
Identifier: N.75.228.9
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 - Model Saw (Mar. 1957)

 File — Box: 20
Identifier: N.75.228.10
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 - Inspection

 File — Box: 20
Identifier: N.75.228.11
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