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.

SM010.12

Country / Post San Marino
Date of Issue 9 May 2012
Primary theme Sport (Soccer)
Subject 100th Anniversary of Santos Futebol Clube
Width 30.0 mm
Height 40.0 mm
Denomination 1.00 €
Number in set 1
Layout/Format sheet of 12
Perforations 15 by 14
Stamp issuing authority République de Saint Marin
Printer BDT International Security Printing