Box 24
Container
Contains 77 Results:
Leaching Plant - Effluent Solution Pipes
File — Box: 24, Folder: 63
Identifier: MS-003.004.001
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
Leaching Plant - V Notch Meters
File — Box: 24, Folder: 64
Identifier: MS-003.004.001
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
Leaching Plant - V Notch Meters - Recording Disks
File — Box: 24, Folder: 65
Identifier: MS-003.004.001
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
Leaching Plant - Oxidizing Towers
File — Box: 24, Folder: 66
Identifier: MS-003.004.001
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
Leaching Plant - Stills
File — Box: 24, Folder: 67
Identifier: MS-003.004.001
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
Leaching Plant - American Filter
File — Box: 24, Folder: 68
Identifier: MS-003.004.001
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
Flotation Plant - 40' Dorr Thickeners
File — Box: 24, Folder: 69
Identifier: MS-003.004.001
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
Flotation Plant - Dorrco Pumps
File — Box: 24, Folder: 70
Identifier: MS-003.004.001
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
Flotation Plant - Mineral Separation Machines
File — Box: 24, Folder: 71
Identifier: MS-003.004.001
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
Flotation Plant - Mineral Separation Machines
File — Box: 24, Folder: 72
Identifier: MS-003.004.001
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