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.

AO007.03

Country / Post Angola
Date of Issue 9 October 2003
Primary theme Fauna
Subject Giant Sable Antelope
Width 40.0 mm
Height 30.0 mm
Denomination 27 AOA
Number in set 3 (show set)
Layout/Format sheet of 20
Perforations 12.8 by 13.5
Stamp issuing authority Empresa Nacional de Correios e Telegrafos de Angola
Printer Cartor Security Printing