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.

UG018.13

Country / Post Uganda
Date of Issue 25 November 2013
Primary theme Minerology & Geology (Minerals)
Subject World in Stamps - Minerals - Togo
Width 30.0 mm
Height 43.0 mm
Denomination 2500 UGX
Number in set 5 (show set)
Layout/Format miniature sheet of 4 of 4 designs
Perforations 13.75 by 13.75
Stamp issuing authority Posta Uganda
Printer UAB Stamperija
Connect to the web shop of the issuing stamp authority