Title: Capital and labor in American copper, 1845-1990
Subjects: Copper industry and trade, Employees, History, Industrial relations, Economic history, Mining technology & engineering, 20th century, c 1800 to c 1900, Industrial And Labor Relations, Copper Metallurgy, Politics / Current Events, Business/Economics, USA, Labor & Industrial Relations - General, Business & Economics / Economics / General, United States
Places: United States