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.

PY011.17

Country / Post Paraguay
Date of Issue 12 May 2017
Primary theme Mankind (Children)
Economy & Industry
Mankind
Subject Working Mothers and Workers
Width 45.0 mm
Height 35.0 mm
Denomination 2000 PYG
Number in set 2 (show set)
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority Correo Paraguayo
Printer Talleres de Valores Fiscales del Ministerio de Hacienda