1983 20c World Food Program
1983 Safety at Sea
1983 Dec. of Human Rights, 35th Anniv.
1983 World Communications Year
1982 20c & 28c Nature Conservation
1982 20c&40c 10th Anniv-Environment Prog
1982 20c Space Exploration
1983 Population Conference
1984 World Heritage
400 postally used US stamps, including airmails!
Own one of America's greatest stamps!
Neat variety of cork fancy cancels on early US issues.
The United Nations Conference on Trade and Development was established in 1964. Its purpose is to promote international trade between countries with different economic and social systems.