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.

MX001.05

Country / Post Mexico
Date of Issue 29 April 2005
Primary theme Medicine (Health Campaigns)
Subject A World without Polio
Width 24.0 mm
Height 40.0 mm
Denomination 10.50 MXN
Number in set 1
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority Servicio Postal Mexicano
Printer Talleres de Impresion de Estampillas y Valores