1964 German Democratic Republic
1998 Guinea
1996 Benin, People's Republic of
1986 Hungary
1983 Hungary
1976 Colombia
1980 Hungary
1992 Malagasy Republic
1984 Hungary
1965 Hungary
400 postally used US stamps, including airmails!
Less than 60¢ per cover.
Neat variety of cork fancy cancels on early US issues.