1. Philatelic 72/167/7/2 Reference (shelfmark): Philatelic 72/167/7/2 Title: Oman Postage Stamp Issue: National Day Scope & Content: Stamps designed by F. Antoun. Manufactured by Format International Security Printers Limited using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 23 Jul 1971 Extent: 4 Items