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.

NR001.05

Country / Post Nauru
Date of Issue 29 March 2005
Primary theme Military (Military events)
Transportation (Ships & Navigation) (Sailing ships)
Subject Battle of Trafalgar Part 1 - The Aigle in action against HMS Defiance
Width 47.5 mm
Height 30.0 mm
Denomination 0.25 AUD
Number in set 8 (show set)
Layout/Format sheet
Perforations 14 by 14
Stamp issuing authority Nauru Post & Philatelic
Printer