81. Philatelic 72/167/7/81 Reference (shelfmark): Philatelic 72/167/7/81 Title: Oman Postage Stamp Issue: Omani Ophiolite Symposium, Muscat Scope & Content: Stamps designed by M. Rushdi. Manufactured by Imprimerie Courvoisier SA, Switzerland using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 22 Apr 1990 Extent: 2 Items
82. Philatelic 72/167/7/82 Reference (shelfmark): Philatelic 72/167/7/82 Title: Oman Postage Stamp Issue: One Hundred and Fiftieth Anniversary of the First Omani Envoy's Journey to the United States of America (USA) Scope & Content: Stamp designed by Mohammed bin Nizam Shah and M. Rushdi. Manufactured by Cartor S.A, France using a lithography printing process. Collection Area: Philatelic Collections Languages: English Date Range: 30 Apr 1990 Extent: 1 Item
83. Philatelic 72/167/7/83 Reference (shelfmark): Philatelic 72/167/7/83 Title: Oman Postage Stamp Issue: Sultan Qaboos Rose Scope & Content: Stamp designed by M. Rushdi. Manufactured by Imprimerie Courvoisier SA, Switzerland using a photogravure printing process. Collection Area: Philatelic Collections Languages: English Date Range: 5 May 1990 Extent: 1 Item
84. Philatelic 72/167/7/84 Reference (shelfmark): Philatelic 72/167/7/84 Title: Oman Postage Stamp Issue: National Day Scope & Content: Stamp designed by Mohammed bin Nizam Shah and M. Rushdi. Manufactured using combined embossed and lithography printing processes on gold coloured foil. Collection Area: Philatelic Collections Languages: English Date Range: 18 Nov 1990 Extent: 2 Items