Bengal Sultanate, Silver Tanka (4 Coins), Ghiyath Al-Din A'zam (AH 792-813 / AD 1389-1410), Hadrat Firuzabad Mint. Obv: ghiyath al-dunya wa'l din abu muzaffar a'zam shah ibn sikandar shah ibn ilyas shah al-sultan, with al-sultan al-a'zam al-mu'ayyad bi-ta'yid al mulk al-rahman in margin, Rev: nasir amir al-mu'munin ghwath al-islam wa'l muslimin khallada mulkahu. G&G B243. Very Fine, Very Scarce. View Lot Details