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Oversize-folder 6

 Container

Contains 8 Results:

#1309-7 "Ferro-manganese Plant: operation of electric furnace" [Archives Map Case], 1944-1961

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1944-1961

#1309-14 "Ferro-manganese Plant: operation of electric furnace" [Archives Map Case], 1944-1961

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1944-1961

#1271-75 "Construction & installation at Zinc Plant: ventilation system" [Archives Map Case], 1943-1970

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1943-1970

#1280 "Red Cross subscriptions" [Archives Map Case], 1917-1970

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1917-1970

#1287 "Zinc Plant: temperatures, drafts, velocities, & volume of gases in bag house" [Archives Map Case], 1917-1934

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1917-1934

#1295 "Dust recovered from cleanouts of zinc dust chambers & system" [Archives Map Case], 1919-1964

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1919-1964

#1306 "Additions & improvements at bag house" [Archives Map Case], 1917-1942

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1917-1942

#1309-7 "Ferro-manganse Plant: operation of electric furnace" [Archives Map Case], 1918-1943

 File — oversize-folder: 6
Scope and Contents From the Collection: The Anaconda Copper Mining Company Records consist of correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the company and many of its predecessor and subsidiary companies and departments. Among the major subgroups into which the collection is arranged are the General Office, the Big Blackfoot Milling Company, the Bitter Root Development Company, the Boston and Montana Consolidated Copper and Silver...
Dates: 1918-1943