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.

BO003.12

Country / Post Bolivia
Date of Issue 12 April 2012
Primary theme Mankind (Children)
Subject No to Violence against Children and Adolescents
Width 43.0 mm
Height 32.0 mm
Denomination 3.50 BOB
Number in set 1
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority Empresa de Correos de Bolivia
Printer Industrias Lara Bisch SA