Issued by Spain in 1967, this commemorative stamp celebrates the 50th anniversary of the Feria Muestrario Internacional de Valencia (1917–1967). The design features the iconic fairground building alongside a grand fountain, symbolizing Valencia’s cultural and commercial significance. The fair, established in 1917, became a key venue for international trade exhibitions in Spain. Printed in rich green tones, the stamp carries a face value of 1.50 pesetas and was produced by the Spanish Royal Mint (F.N.M.T.). A must-have for collectors of Spanish architecture and exhibition-themed issues.