Bengal Sultan, Nur Al-Din Sikandar Shah (AH 885-886/AD 1481), Silver Tanka, 10.55grams, G&G#B581, No Mint Type, G&G suggests this as Dar-Al-Darb Mint mentioning as Similar to G&G B580 but no Mint Or Date, Legends Differently Arranged with Sikandar in the Centre, Decorative Borders on both sides. Only a limited specimen of coins are known for the Ephemeral Ruler, Very Fine+, Cabinet Toning, Exceedingly rare.