Mining in Montana By hannahbuchholz Period: Sep 19, 1880 to Sep 20, 1900 Early Gold Mining Sep 19, 1881 Gold Discovered in my Mine Gold discovered (https://en.wikipedia.org/wiki/Category:Mining_in_Montana) Sep 19, 1881 Mining Communities https://en.wikipedia.org (/wiki/Category:Mining_communities_in_Montana)
