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.

RS054.11

Country / Post Serbia
Date of Issue 26 October 2011
Primary theme Nobel Prize winners
Literature, Press and Comics (Writers)
Subject Joint issue Serbia-Brazil - Literature
Width 42.0 mm
Height 31.9 mm
Denomination 46 CSD
Number in set 2 (show set)
Layout/Format sheet of 25
Perforations 13.25 by 13.25
Stamp issuing authority Public Enterprise of PTT Srbija
Printer Forum Novi Sad