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.

CH027.05

Country / Post Switzerland
Date of Issue 6 September 2005
Primary theme National symbols (Flags)
Subject Machine stamps -Swiss Maritime flag
Width 40.0 mm
Height 29.0 mm
Denomination 0.85 CHF
Number in set 2 (show set)
Layout/Format coil
Perforations imperforate
Stamp issuing authority La Poste
Printer Etitex AG, Zollikofen
Connect to the web shop of the issuing stamp authority