1. Philatelic 72/222/4/294 Reference (shelfmark): Philatelic 72/222/4/294 Title: Thailand Postage Stamp Issue: National Science Day Scope & Content: Stamp designed by P. Pipitpiyapakorn. Manufactured by John Waddington Security Printing Limited, Leeds using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 18 Aug 1985 Extent: 1 Item