1990, Denver, Colorado
1990, Breckenridge, Colorado
1989, Ouray, Colorado
1987, Westminster, Colorado
1986, Laughlin, Nevada
1977, Telluride, Colorado
1913, Saint Paul, Minnesota
1904, Fort Collins, Colorado
1893, Jim Thorpe, Pennsylvania
1877, Bristol, Rhode Island
1870, Black Hawk, Colorado
1759, Carlisle, Pennsylvania