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.

PL007.07

Country / Post Poland
Date of Issue 25 March 2007
Primary theme Politics & Government (Law)
Subject 50th Anniversary of Treaty of Rome
Width 31.0 mm
Height 43.0 mm
Denomination 3.55 PLN
Number in set 1
Layout/Format sheet
Perforations 12 by 12
Stamp issuing authority Polish Post
Printer PWPW Polska Wytwórnia Papierów Wartosciowych
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