1. Philatelic 72/222/4/148 Reference (shelfmark): Philatelic 72/222/4/148 Title: Thailand Postage Stamp Issue: Royal Silver Wedding Anniversary Scope & Content: Stamps designed by S. Udomtharak. Manufactured by Joh. Enschede en Zonen, Netherlands using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 28 Apr 1975 Extent: 2 Items