Lankton to Present on the Human Costs of Copper Mining Published August 11, 2015 By Amy Spahn Events News Fort Wilkins Natural History Society Professor Emeritus Larry Lankton will present “1,900 Lives — The Human Cost of Mining Copper” at Fort Wilkins Historic State Park in Copper Harbor on Monday, August 17, 2015 at 7:00 p.m at the West Barracks.