125 th Anniversary of Universal Postal Union

900 £. € 0,46 - Envelopes and symbol of the UPU - Color polychrome - Stamp Perforation 14 ¼ × 13 - Intaglio printing - Printed from IPZS Rome - 50 sheets - Size 40 × 30 (mm) - Drawing T. Trinca - Circulation 3.000.000.