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 19 June 2006
Primary theme Medicine
Subject Joint issue San Marino-Sovereign Military Order of Malta (SMOM)
Width 40.0 mm
Height 30.0 mm
Denomination 2.20 €
Number in set 1
Layout/Format sheet of 10
Perforations 13 by 13
Stamp issuing authority République de Saint Marin
Printer Cartor Security Printing