1986 Russia
1971 Mongolia
1973 Hungary
1963 Russia
1984 Pakistan
1975 Mongolia
1965 Romania
1966 Berlin
1964 Poland
1969 Romania
1995 Great Britain
1951 Spanish Guinea
1988 Mongolia
1981 Poland
1973 Poland
1966 Russia
1960 Russia
1974 Mongolia
1995 Laos
400 postally used US stamps, including airmails!
Less than 60¢ per cover.
Neat variety of cork fancy cancels on early US issues.