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.

BG022.09

Country / Post Bulgaria
Date of Issue 15 April 2009
Primary theme National symbols (Coats of Arms)
Politics & Government (Independence)
Subject 130th Anniversary of the Restoration of the Bulgarian State
Width 54.0 mm
Height 29.0 mm
Denomination 0.60 BGL
Number in set 2 (show set)
Layout/Format miniature sheet of 2 of 2 designs
Perforations 13 by 13
Stamp issuing authority Bulgaria Posts PLC
Printer Bulgarian Philately and Numismatics