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.


Country / Post Croatia
Date of Issue 1 February 2012
Primary theme Holy Days & Celebrations (St Valentine's Day)
Subject Valentine's Day
Width 48.28 mm
Height 40.53 mm
Denomination 3.10 HRK
Number in set 1
Layout/Format sheet of 4
Perforations 14 by 14
Stamp issuing authority Croatian Post Inc
Printer ZRINSKI dd Cakovec Croatia
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