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.

ZA001.06

Country / Post South Africa
Date of Issue 6 March 2006
Primary theme Transportation (Road) (Cycles)
Subject Cycling Velo Mondial 2006
Width 47.5 mm
Height 30.0 mm
Denomination International Airmail Letter
Number in set 1
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority
Printer