United States postage stamp titled 'Iowa Territorial Centennial' issued in 1938

This 3-cent commemorative stamp was issued on August 24, 1938, to mark the centennial of the establishment of the Iowa Territory in 1838. The stamp features the Old Capitol Building in Iowa City, which served as the first territorial and state capitol of Iowa from 1846 to 1857. The violet-colored stamp was part of the U.S. Postal Service's commemorative series celebrating significant American historical events. This stamp appeals to philatelists specializing in U.S. commemorative issues, Iowa state history collectors, and those interested in territorial-era Americana. The Iowa Territorial Centennial stamp is valued for its historical significance in documenting westward expansion and state formation, as well as its attractive architectural design featuring one of Iowa's most important historic buildings.