1. Philatelic 72/140/3/28 Reference (shelfmark): Philatelic 72/140/3/28 Title: Socialist Republic of Vietnam Postage Stamp Issue: Twentieth Congress of the Socialist Countries' Postal Ministers Scope & Content: Lithography printed stamps manufactured by the State Printing Works, Hanoi. Collection Area: Philatelic Collections Languages: English Date Range: 25 Sep 1978 Extent: 1 Item