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.

RS007.17

Country / Post Serbia
Date of Issue 21 February 2017
Primary theme Military (Military events)
Subject 100th Anniversary of Toplica Uprising
Width 37.5 mm
Height 30.0 mm
Denomination 23.00 RSD
Number in set 1
Layout/Format sheet of 25
Perforations 13.25 by 13.25
Stamp issuing authority Public Enterprise of PTT Srbija
Printer Zin Belgrade