Bengal Sultanate, Shams-ud-din Firuz (AH 700-716?, 719-720/1300-1316, 1319-1320 AD), Khitta Lakhnauti Mint (off flan), Silver Tanka, Obv: al-sultan al-a'zam Shams ud dunya wa'l din abu'l muzaffar Firuz Shah al-sultan, Rev : al-imam al-mut'asim amir al mominin, mint name & date off flan in margin, 10.57g, 29.5mm, (Similar to G&G # B97), about very fine, test marks.