Panama-Pacific Exposition Commemorative Set

United States · 1913 · 1¢, 2¢, 5¢, 10¢

This commemorative set celebrates the 1915 Panama-Pacific International Exposition held in San Francisco. The four stamps depict key figures and scenes related to the Panama Canal: Vasco Núñez de Balboa (1¢), the Pedro Miguel Locks (2¢), the Golden Gate (5¢), and the discovery of San Francisco Bay (10¢). The designs are renowned for their intricate engraving and historical significance.

Issued to promote the exposition celebrating the completion of the Panama Canal and the 400th anniversary of the discovery of the Pacific Ocean, these stamps were a major philatelic event of their time.