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Box 1

 Container

Contains 35 Results:

Crushers, Revolving Screens and Jigs Which Separate Copper from Sand, Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 20
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Jigs, Screens and Tables, Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 21
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Plant Where Coarse Sand is Reground by Use of Pebble Mills, Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 22
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Apron Dumping - Showing Where Rock is Received from Mines and Passed to Crusher, Calumet-Hecla Mines, Calumet MI

 Item — Box: 1, Folder: 23
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Wifley Tebles in Regrinding Plant, Also Distributing Box and Pipes, Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 24
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Sand Leaching Plant Where Copper is Removed from Sand by Ammonia Process, Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 25
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Separating Pure Copper by Means of Electric Current, Calumet-Hecla Electrolyctic Plant, Lake Linden MI

 Item — Box: 1, Folder: 26
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Cathode Plants, 99.9 Pure Copper, Leaving Electrolytic Plant for Smelter, Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 27
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Loading 1400 Tons of Copper on Boat, Houghton MI

 Item — Box: 1, Folder: 28
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910

Men Unloading Car of Copper on Dock - 225 Tons of Copper Waiting for Shipment - Calumet-Hecla Mills, Lake Linden MI

 Item — Box: 1, Folder: 29
Collection Scope and Content Summary From the Collection:

Stereographs, circa 1910, produced by the Keystone View Company depicting the Calumet and Hecla Mining Company operations in Calumet, Michigan. Images include above ground and below ground mining scenes, as well as miners, buildings, and railroads.

Dates: Circa 1910