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.

PY004.04

Country / Post Paraguay
Date of Issue 5 June 2004
Primary theme Sport (Soccer)
Subject Centennial Celebration of Club Nacional
Width 35.0 mm
Height 45.0 mm
Denomination 700 PYG
Number in set 1
Layout/Format sheet of 15
Perforations 13.5 by 13.5
Stamp issuing authority Correo Paraguayo
Printer Fiscal Assets Department - Asunción