The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

SM013.14

Country / Post San Marino
Date of Issue 5 June 2014
Primary theme National symbols (Flags)
Politics & Government
Subject Joint issue San Marino - Italy 75th Anniversary of the Convention of Friendship and Good Neighbourhood between San Marino and Italy
Width 40.0 mm
Height 48.0 mm
Denomination 0.70 €
Number in set 1
Layout/Format sheet of 12
Perforations 13 by 13.25
Stamp issuing authority République de Saint Marin
Printer Cartor Security Printing