The Butte-Silver Bow Public Archives collections are comprehensive and interrelated and provide dynamic insights into the second Industrial revolution -the electrification of America-the history of copper mining and the rise of the Gibraltar of the labor movement in the American West. Butte is home of the world's largest copper deposit, once one of the most radically and ethnically diverse settlements of the West. The Butte-Silver Bow Public Archives actively collects manuscripts, documents, photographs, and maps pertaining to Butte-Silver Bow. The Archives holds some 2,000 collections in its state-of-the-art building. The records and manuscripts provide essential information on a number of subjects including the history of technology, environmental history, the history of women and minority groups and industrial and labor history.