Calumet & Hecla Mining Company Stereographs, Circa 1910.
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Keystone view company
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Boxed set of 75 stereoscopic views, World War I scenes with lengthy captions, part of the Stereographic Library issued by the Keystone View Co., ca. 1914-1918. Includes images of battlefields and trenches, armaments, cavalry, buildings, hospitals and cemeteries, dirigible, German prisoners, and Treaty of Versailles. Mainly images from France, but also Belgium, Germany, Turkey (Gallopoli), London, training in the U.S., ships at sea, and one view of submarines, battleships, and torpedo boats in Sa...
Calumet and Hecla Mining Company
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The Calumet and Hecla Consolidated Copper Company was the most successful corporation to have mined native copper in Michigan's Upper Peninsula. Through nearly a century of mining activity, the company produced in excess of 4.5 billion pounds of refined copper and issued over $200 million in shareholder dividends. Unlike many of its competitors along the Keweenaw Peninsula, Calumet and Hecla successfully expanded its operations over several separate mineral bodies, developed capital-intensive an...