Box 1
Container
Contains 1 Result:
Calumet and Hecla Consolidated Copper Company Blueprint Collection
Collection — Box: 1
Identifier: MS-109
Abstract
Collection, circa 1922 to circa 1967, of blueprints and blueline prints from the Calumet and Hecla Consolidated Copper Company. Includes prints from various firms employed by the company such as Westinghouse Electric Corporation, Stone and Webster Engineering Corporation and General Electric Company as well as prints produced by employees of Calumet and Hecla Consolidated Copper Company.
Dates:
Circa 1922-Circa 1967