1. Philatelic 72/222/4/211 Reference (shelfmark): Philatelic 72/222/4/211 Title: Thailand Postage Stamp Issue: Ninth Conference of the International Conference for Bird Preservation (Asian Section), Chiang Mai Scope & Content: Stamps designed by M. Wongkalasin. Manufactured by Joh. Enschede en Zonen using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 26 Feb 1980 Extent: 4 Items