1. Map of the copper range of northern Michigan Yale Public content 1912. 2018-12-20T21:14:24Z. 2018-12-27T22:35:52Z. Sparks, B. F., cartographer. Published by B.F. Sparks, E.M.,Mich. Litho. Co. English. cartographic image. Public. Michigan, Upper Peninsula, and Upper Peninsula (Mich.).