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.

IN031.10

Country / Post India
Date of Issue 12 May 2010
Primary theme Architecture (Classical)
Post & Philately (Philatelic Exhibitions)
Subject Curtain Raisers to INDIPEX 2011 - Postal Heritage Buildings - Shimla HPO
Width 58.0 mm
Height 31.5 mm
Denomination 5.00 INR
Number in set 6 (show set)
Layout/Format sheet
Perforations 13 by 13
Stamp issuing authority Ministry of Communications Department of Posts
Printer India Security Press, Nasik
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