1. Philatelic 72/200/1/126 Reference (shelfmark): Philatelic 72/200/1/126 Title: Kingdom of Laos Airmail Stamp Issue: Birth Centenary of Guglielmo Marconi Scope & Content: Stamps designed by Ky Phungchaleun. Engraved by Didier Guedron. Recess printed by the Government Printing Works, Paris. Collection Area: Philatelic Collections Languages: English Date Range: 28 Aug 1974 Extent: 1 Item