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.

GR015.15

Country / Post Greece
Date of Issue 30 March 2015
Primary theme Transportation (Rail) (Steam engines)
Subject The Railways in Greece
Width 50.0 mm
Height 27.0 mm
Denomination 2.50 €
Number in set 4 (show set)
Layout/Format sheet of 25
Perforations 13.5 by 13.5
Stamp issuing authority Hellenic Post
Printer Joh Enschedé Security Printers
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