# Cover Front Thb Cover Back Thb Postmark Year Postmark Month Postmark Day Postmark City Postmark State Mailed To State Actions
521 1908 7 15 Arloa CO CO
522 1897 3 23 Apex CO IL
523 1901 9 16 Amethyst CO NV
524 1884 6 12 Alma CO NM
525 1927 7 30 Alamosa CO CO
526 1921 2 17 Alamosa CO CO
527 1909 9 7 Del Norte CO CO
528 1953 3 30 Alamosa CO CO
529 1903 9 6 Agate CO CO
530 1903 4 26 Agate CO CO