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.

CZ012.19

Country / Post Czech Republic
Date of Issue 22 May 2019
Primary theme History
Subject Personalities - Gelasius Dobner
Width 40.0 mm
Height 23.0 mm
Denomination 27 CZK
Number in set 1
Layout/Format sheet of 50
Perforations 12 by 12
Stamp issuing authority Czech Post
Printer Post Printing House
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