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.

AO006.03

Country / Post Angola
Date of Issue 18 September 2003
Primary theme Literature, Press and Comics
Subject Angolan Literature - Agostinho Neto
Width 40.0 mm
Height 30.0 mm
Denomination 45.00 AOA
Number in set 4 (show set)
Layout/Format miniature sheet of 2 of 2 designs
Perforations 13 by 13.3
Stamp issuing authority Empresa Nacional de Correios e Telegrafos de Angola
Printer Cartor Security Printing