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.

AO006.02

Country / Post Angola
Date of Issue 8 January 2002
Primary theme Mankind
Subject Masks - Ndemba
Width 40.0 mm
Height 30.0 mm
Denomination 36 AOA
Number in set 6 (show set)
Layout/Format miniature sheet of 1
Perforations 13.3 by 13.6
Stamp issuing authority Empresa Nacional de Correios e Telegrafos de Angola
Printer Cartor Security Printing