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.


Country / Post San Marino
Date of Issue 5 June 2014
Primary theme Architecture (Classical)
Subject Castles of the Republic of San Marino - Serravalle
Width 29.8 mm
Height 40.6 mm
Denomination 0.70 €
Number in set 9 (show set)
Layout/Format miniature sheet of 9 of 9 designs
Perforations 14 by 14.25
Stamp issuing authority République de Saint Marin
Printer Cartor Security Printing