Box 30
Container
Contains 2 Results:
S.A. de C.V. - Boleo Copper Project - Santa Rosalia, Baja California, Drawings & Schedules - Blueprints, Photos, Maps, Etc., 1958
Item — Box: 30, Folder: 1
Identifier: MS-002.008.001.003.003
Collection Scope and Content Summary
From the Collection:
Collection, 1855-1973, of the Calumet and Hecla Mining Companies of Michigan's Keweenaw Peninsula. Includes corporate records, administrative correspondence, financial and legal documentation, employment and medical records, property and miners’ housing records, as well as operational records from the company’s underground, surface, stamp mill, reclamation, railroad, and smelting operations. Also includes records of numerous subsidiary and related companies operating in the Michigan copper...
Dates:
1958
Found in:
Michigan Technological University Archives and Copper Country Historical Collections
/
MS-002, Calumet and Hecla Mining Companies Collection
/
Subsidiary and Related Companies
/
Mining Properties
/
Boleo Copper Project (Calumet de Mexico, Santa Rosalia Mining Co., Impulsora Industrial Mining Co.)
/
Boleo Copper Project
Calumet and Hecla Mining Companies Collection
Collection — Multiple Containers
Identifier: MS-002
Abstract
Collection, 1855-1973, of the Calumet and Hecla Mining Companies of Michigan's Keweenaw Peninsula. Includes corporate records, administrative correspondence, financial and legal documentation, employment and medical records, property and miners’ housing records, as well as operational records from the company’s underground, surface, stamp mill, reclamation, railroad, and smelting operations. Also includes records of numerous subsidiary and related companies operating in the Michigan copper...
Dates:
1855-1973