Just up, Calumet and Hecla Mine Shaft No. 2, Calumet, Michigan c. 1906

Calumet and Hecla Mining Company was one of the largest copper mining operations in the world. In 1913, Charles Moyer, president of the Western Federation of Miners and Clarence Darrow urged Governor Ferris of Michigan to use arbitration to settle a strike by copper miners in Calumet, Michigan. Library of Congress Prints and Photographs Division, LC-D4-19051.