ISLAMIC, Umayyad Caliphate. temp. Yazid I ibn Mu'awiya, AH 60-64 / AD 680-683. Drachm (Silver, 32 mm, 3.83 g, 9 h), Arab-Sasanian type, citing governor ʿUbayd Allah ibn Ziyad (AH 54-64 / AD 673-683), BBA (mobile court mint), AH 62 = AD 681/2. Draped bust resembling Khosrau II to right, wearing an elaborate mural crown; behind head, ‘GDE / ʾp̄zwt'’ (‘[may his] glory increase’ in Pahlavi); before head, ‘ʾwbytʾlʾ / Y zyyʾtʾn’ (‘ʿUbayd Allah ibn Ziyad’ in Pahlavi); in outer margin, ‘bism Allāh’ (‘In the name of Allah’ in Arabic). Rev. Fire altar with ribbons, flanked by two attendants; above altar, star and crescent; to left, date in Pahlavi; to right, ‘BBA’ = ‘dar’ (‘court’ in Pahlavi). Album 12. Virtually as struck.