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.

DO010.10

Country / Post Dominican Republic
Date of Issue 1 September 2010
Primary theme Minerology & Geology (Mountains & Geological features)
Subject Protected Caves
Width 40.0 mm
Height 30.0 mm
Denomination 10.00 XCD
Number in set 4 (show set)
Layout/Format sheet
Perforations 13.5 by 13.5
Stamp issuing authority Instituto Postal Dominicano (INPOSDOM)
Printer Litografia Ferrua y Hnos