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 Nicaragua
Date of Issue 17 September 2004
Primary theme Sport
Subject Central American Student Sports Games, Managua 2004
Width 30.0 mm
Height 40.0 mm
Denomination 3.00 NIO
Number in set 3 (show set)
Layout/Format sheet of 50
Perforations 13.4 by 13
Stamp issuing authority Correos De Nicaragua
Printer Cartor Security Printing
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