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.

PT089.17

Country / Post Portugal
Date of Issue 25 August 2017
Primary theme Theatre & Cinema (Films & film stars)
Subject 40 Years of Star Wars - Star Wars: Return of the Jedi
Width 40.0 mm
Height 30.6 mm
Denomination 0.50 €
Number in set 15 (show set)
Layout/Format miniature sheet of 3 of 3 designs
Perforations 11.75 by 11.75
Stamp issuing authority CTT Correios de Portugal SA
Printer bpost
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