Proof of Labor

File — Box: 16, Folder: 6

Staff Only

Scope and Contents

From the Collection: The Silver King Coalition Mines Company records (1900-1952) consist of official correspondence, financial records, minute books, securities documents, ore reports, geological surveys, legal records, and other company records. Included are records of, and information on, the management, financial, and scientific activities of various mining operations, some of which were absorbed into the Silver King Coalition Mines Co. These include the Silver King Consolidated Mining Co., Judge Mining and Smelting Co., Daly Judge Mining Co., Anchor Mining Co., Daly West Mining Co., Silver Coalition West Jupiter, Ontario Silver Mining Co., Park City Mining and Smelting Co., Park United Consolidated Mines Co., and Zinc Plant-Anaconda Copper Mining Co.

Dates

1900-1952

Language of Materials

From the Collection: Collection materials are in English.

Conditions Governing Access

Twenty-four hour advanced notice encouraged. Materials must be used on-site. Access to parts of this collection may be restricted under provisions of state or federal law.