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.

SH007.04

Country / Post St Helena
Date of Issue 25 May 2004
Primary theme Flora (Flowers - General)
Subject 200th Anniversary of the Royal Horticultural Society - Ebony
Width 42.0 mm
Height 38.0 mm
Denomination 0.30 SHP
Number in set 4 (show set)
Layout/Format sheet of 20
Perforations 14.5 by 14.5
Stamp issuing authority St Helena Post Office
Printer