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Box 8

 Container

Contains 41 Results:

Calumet and Hecla Random Sample Analyses , 1963

 File — Box: 8, Folder: 21
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1963

Calumet and Hecla Proposal for Installing Semi-Continuous Casting , 1960

 File — Box: 8, Folder: 22
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1960

Calumet and Hecla Furnace Bottoms , 1946-1957

 File — Box: 8, Folder: 23
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1946-1957

Calumet and Hecla Pelting Tests , 1956-1960

 File — Box: 8, Folder: 24
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1956-1960

Calumet and Hecla Mohawhite , 1958

 File — Box: 8, Folder: 25
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1958

Calumet and Hecla Selenium Native Copper Ores , 1954-1958

 File — Box: 8, Folder: 26
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1954-1958

Calumet and Hecla D. L. P. Copper Billets

 File — Box: 8, Folder: 27
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1906-2002

Calumet and Hecla No. 20 Furnace Rebuilding , 1956

 File — Box: 8, Folder: 28
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1956

Calumet and Hecla Smelting , 1959

 File — Box: 8, Folder: 29
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1959

Calumet and Hecla Met Reports Monthly , 1963

 File — Box: 8, Folder: 30
Collection Scope and Content Summary From the Collection:

Papers, 1906-2002, collected by Bill Stewart relating to the "Keweenaw Venture" joint operation between Homestake Copper Company and International Nickel Company. Also includes documentation from Stewart Holdings, Peninsula Copper Industries, Great Lakes Minerals, and several other mining initiatives.

Dates: 1963