Issued by Spain in 1973, this 3-peseta commemorative stamp honors the 600th anniversary (VI Centenario) of the founding of Guernica, a historic Basque town. The design...

Issued by Italy in 1964, this high-value 500 Lire commemorative stamp marks the VII Stati Generali dei Comuni e Poteri Locali per l’Europa dei Popoli (7th...

This 110-cent priority stamp from the Netherlands, issued in 2000, features Dutch Landscape (1993) by renowned artist Jeroen Krabbé. The modern abstract painting captures the essence...

This elegant Côte d’Ivoire 70 Francs stamp features the vibrant Mussaenda erythrophylla, a tropical flowering shrub admired for its striking red sepals and delicate yellow blossoms....

This 1960 semi-postal stamp from Rio Muni (Spanish Guinea / present-day Equatorial Guinea) was issued for the Pro-Infancia charity series, adding a 5-centimos surtax in support...

A striking 1959 Colombian airmail commemorative issued for the 100th anniversary of the nation’s first postage stamp (1859–1959). The design features President Mariano Ospina Rodríguez, whose...

A classic Australian Christmas issue from 1968 featuring a stylized Gothic church window framing a serene view of Bethlehem. The inscription “O Come All Ye Faithful...

This classic low-value definitive from the United Nations (New York Office) features a bold depiction of the UN Headquarters tower set before a world map and...

Issued by Deutsche Bundespost, this 30-Pfennig commemorative honors the philosopher and mathematician Gottfried Wilhelm Leibniz (1646–1716), one of Germany’s greatest intellectual figures. The design features a...

This 1958 Soviet commemorative stamp honors the 100th birth anniversary of Eleonora Duse, the celebrated Italian stage actress renowned for her naturalistic acting style. The design...

This commemorative 2c stamp from Nicaragua (1976) honors the 200th anniversary of U.S. Independence. It features William Pitt the Elder addressing the British House of Commons...

A striking 20-fen commemorative issued by the People’s Republic of China in 1990 to promote global efforts toward eliminating illiteracy. The design features a symbolic human...