1993 Azerbaijan
1910-21 Argentina
1954 Ireland
1995 Papua New Guinea
1935-51 Argentina
1937 Australia
1968 Zambia
1937 Canada
1989 Iceland
1967 Russia
1945 Italy
1982 Antigua
1947 Austria
1908 French Offices-Canton
400 postally used US stamps, including airmails!
Less than 60¢ per cover.
Neat variety of cork fancy cancels on early US issues.