Labor and and management conflict in the Keweenaw Peninsula is explored through a traveling exhibit in Painesdale during the month of April. “Tumult and Tragedy: Michigan’s 1913-14 Copper Strike,” a traveling exhibit created by the Michigan Tech Archives, will be on display through May 1. The exhibit is hosted by the Sarah Sargent Paine Historical Research Center in the Jeffers High School Library in Painesdale.