Bengal Sultanate, Jalal ud din Fath Shah, Qadam Rasool Type, (AH 886-893 / 1481-1487 AD), Silver Tanka, 10.64 gms, Dar al Darb Mint, AH 890, Obv. al-sultan al-munawwar bi-nur al-mustafa' al-ilahi al-mukhatib sultan al-zahidin fi al-yaqza al-mushahada, Rev. al-shaikh al-mujawir li-qadam al-rasul Jalal al-dunya wa'l din ab 'l Muzaffar Fathshah al-sultan ibn Mahmud shan al-sultan, G&G #B630, extremely fine, extremely rare.