1937-38 Grenada
1946 St. Lucia
1949 Pakistan Bahawalpur
1950 Israel
1968 Guernsey
1972 Gilbert & Ellice Islands
1918 Russia
1964 Brunei
1955 Israel
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.