Official Souvenir Post Card of the Liberal Arts Building at the 1904 Louisiana Purchase Exposition (World's Fair), St. Louis. Color lithograph on textured stock with ornate Art Nouveau gold border and palm motifs. The Liberal Arts Building is depicted in full Beaux-Arts grandeur with triumphal arch, colonnaded wings, statuary, and a fountain plaza with period visitors. Issued by Samuel Cupples Envelope Co., St. Louis and New York, the sole official stationery licensee; copyright 1903, Louisiana Purchase Exposition Co. Mailed Cleveland, Ohio, September 4, 1904. US 1¢ Louisiana Purchase commemorative stamp (Scott 323).