1985 Mongolia
1990 St. Thomas & Prince Islands
1990 Malagasy Republic
1964 Russia
1987 Djibouti
1985 Nicaragua
1985 Guinea-Bissau
1986 Hungary
1999 Comoro Islands
400 postally used US stamps, including airmails!
Own one of America's greatest stamps!
Neat variety of cork fancy cancels on early US issues.