1. Philatelic 72/167/7/73 Reference (shelfmark): Philatelic 72/167/7/73 Title: Oman Postage Stamp Issue: National Day Scope & Content: Stamps designed by Mohammed bin Nizam Shah. Manufactured by Heraclio Fournier using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 18 Nov 1987 Extent: 2 Items