# Cover Front Thb Cover Back Thb Postmark Year Postmark Month Postmark Day Postmark City Postmark State Mailed To State Actions
71 1910 10 4 Lamar CO CO
72 1907 3 2 Denver CO CO
73 1909 5 17 Denver CO CO
74 1912 5 6 Chromo CO CO
75 1926 9 2 Walsenburg CO CO
76 1900 4 24 Ramah CO DC
77 1914 2 6 Rapson CO PA
78 1901 12 3 Fort Collins CO CO
79 1928 5 23 Denver CO CO
80 1904 5 9 Colorado Springs CO PA