# Cover Front Thb Cover Back Thb Postmark Year Postmark Month Postmark Day Postmark City Postmark State Mailed To State Actions
1 1947 4 22 Powderhorn CO OK
2 1951 9 19 Loveland CO NE
3 1912 4 30 Bismarck ND IL
4 1975 4 8 Denver CO
5 1969 3 28 Scottsdale AZ
6 1969 5 6 Phoenix AZ CA
7 1969 5 23 Honolulu HI CA
8 1945 10 9 New York NY MI
9 1989 7 20 Madison WI CO
10 1969 5 16 Honolulu HI CA