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.

BO014.06

Country / Post Bolivia
Date of Issue 24 August 2006
Primary theme Post & Philately (Stamps on stamps)
Subject Stamp Day
Width 35.5 mm
Height 27.5 mm
Denomination 1.50 BOB
Number in set 6 (show set)
Layout/Format miniature sheet of 6 of 6 designs
Perforations 13.5 by 13.5
Stamp issuing authority Empresa de Correos de Bolivia
Printer