Watch List notes:

India. Bengal Sultanate, Sikandar bin Ilyas Shah (AH 758-792; 1357-1389 AD), Silver Tanka (2), 10.60 grams & 10.70 grams, 27.28mm & 27.86mm, Firuzabad and Mu'azzamabad Mint, Obv: al imam al a'zam abu 'l Mujahid legend, Rev: legend within circle, date and mint name in margin. (G&G B181 & 182).