Albania, 25v
Bolivia, 25v
Malta, 25v
Nepal, 50v
Gabon, 25v
Finland, 50v
Guernsey, 25v
Cameroun, 25v
Hong Kong, 25v
Greece, 50v
Jordan, 25v
Dominica 25v
Portugal, 50v
San Marino, 25v
Madagascar, 25v
Philippines, 50v
First commemorative stamps of the 20th century.
Columbus stamp promoted the 1893 Chicago World Columbian Exposition.
A single stamp to cover the one-pound air parcel rate in 1952.