1977 Oman 20 Rials Archival Photographs Black-White Sultan Qaboos Unlisted Riyal
Archival Photographs Black & White Sultan Qaboos. Central Bank of Oman, obverse and reverse printers archival photographs for 20 rials, ND (1976), black and white, Sultan Qaboos bin Said at right, arms at low centre, reverse Bank Building at left.