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.

PT121.19

Country / Post Portugal
Date of Issue 22 October 2019
Primary theme Holy Days & Celebrations (Christmas & Easter)
Subject Christmas - The Three Wise Men
Width 30.6 mm
Height 80.0 mm
Denomination 3.50 €
Number in set 4 (show set)
Layout/Format miniature sheet of 1
Perforations 12.25 by 12
Stamp issuing authority CTT Correios de Portugal SA
Printer Cartor Security Printing
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