Map Showing Mines in the Porcupine Mountains

A map showing land owned by mining companies in the Porcupine Mountains: the Green Mountain Mining Company, the Lone Rock Mining Company, the Miscowaubic Mining Company, the Porcupine Mountain Mining Company, the Carp Lake Mining Company, and the Cuyahoga Mining Company. The map also shows rivers and tree and rock types.
Abstract/Description: A map showing land owned by mining companies in the Porcupine Mountains: the Green Mountain Mining Company, the Lone Rock Mining Company, the Miscowaubic Mining Company, the Porcupine Mountain Mining Company, the Carp Lake Mining Company, and the Cuyahoga Mining Company. The map also shows rivers and tree and rock types.
Subject(s): Maps
Copper mines and mining
Ontonagon County (Mich.)
Porcupine Mountains State Park (Mich.)
Date Created: Undated