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.

XE012.07

Country / Post Azores
Date of Issue 27 September 2007
Primary theme Minerology & Geology (Geological events)
Subject 50th Anniversary of the Capelinhos Eruption
Width 80.0 mm
Height 30.6 mm
Denomination 2.45 €
Number in set 1
Layout/Format miniature sheet of 1
Perforations 13 by 13.75
Stamp issuing authority CTT Correios de Portugal SA
Printer Cartor Security Printers
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