Bengal Sultanate, Silver Tanka, 10.59gm, Ghiyath Al-Din A'zam (AH 792-813 / AD 1389-1410), Muazzamabad Mint. Obv: Al-mu'ayyad bi-ta'yid al-rahman ghiyath al-dunya wa'l din abu muzaffar a'zam shah al-sultan, with four caliph's name in margin, Rev: Nasir al-islam wa'l muslimin yamin amir al-mu'minin. G&G B245. Fine, Scarce. View Lot Details