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Box 227

 Container

Contains 30 Results:

Progress Report on the Concentration of Copper Minerals from the White Pine Mine Ores (Battelle Memorial Institute), May 1947

 File — Box: 227, Folder: 1
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: May 1947

Railway Electrification, circa 1913

 File — Box: 227, Folder: 2
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: circa 1913

Sample Sheets (monthly): Baltic Mill (Baltic and Trimountain mineral), Jun 1917-Dec 1922

 File — Box: 227, Folder: 3
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: Jun 1917-Dec 1922

Smelter Returns (monthly): All Mines, Jan-Feb 1928

 File — Box: 227, Folder: 4
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: Jan-Feb 1928

Smelter Returns (monthly): Baltic Mine, 1917-1926

 File — Box: 227, Folder: 5
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: 1917-1926

Smelter Returns (monthly): Champion Mine, 1917-1925

 File — Box: 227, Folder: 6
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: 1917-1925

Smelter Returns (monthly): Trimountain Mine, 1917-1926

 File — Box: 227, Folder: 7
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: 1917-1926

Testing White Pine Ore, 1940

 File — Box: 227, Folder: 8
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: 1940

Abrams Aerial Survey Corporation: Aerial Photographic Survey Map of Lake Gogebic (legend), Sep 1930

 File — Box: 227, Folder: 9
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: Sep 1930

Abrams Aerial Survey Corporation: Aerial Photographic Survey Map of Lake Gogebic (photos 1-35), Sep 1930

 File — Box: 227, Folder: 10
Scope and Contents From the Sub-Series: The William H. Schacht Files include correspondence, engineering records, labor and labor union files, and other material from all Copper Range Company operations in the Copper Country. Of particular value is the extensive correspondence between Schacht and Treasurer F. W. Paine, which provides insight into the top management of the Copper Range Company during the 1920s and 1930s.A small amount of material, notably the aerial survey photographs, pertains to Schacht's position as...
Dates: Sep 1930