DETROIT, Mich., Jan. 4.--The copper product of the Calumet and Hecla Mine for December was 1,503 tons. For the year 1887 the View Full Article in Timesmachine » Advertisement ...
Michigan boasts two updated National Historic Landmarks — both nestled in the state's far northwest in the Keweenaw Peninsula. The recent update to the Calumet Historic District and Quincy ...