1. Philatelic 72/140/3/115 Reference (shelfmark): Philatelic 72/140/3/115 Title: Socialist Republic of Vietnam Mini-Sheet Issue: Thirtieth Anniversary of the Battle of Dien Bien Phu Scope & Content: Stamps designed by Huy Toan. Manufactured by the National Printing Works, Havana using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 7 May 1984 Extent: 1 Item