1. Philatelic 72/167/7/21 Reference (shelfmark): Philatelic 72/167/7/21 Title: Oman Postage Stamp Issue: One Thousandth Four Hundredth Anniversary of Hegira Scope & Content: Stamps manufactured by Imprimerie Courvoisier SA, Switzerland using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 9 Nov 1980 Extent: 2 Items