Delhi Sultanate, Firuz Shah Zafar (AH 791/1389 AD), Hadrat Delhi Mint, Billon 5/6 Tanka, AH 791, With the name of the Caliph Abu' Abd Allah, Obv: Firuz Shah Zafar Sultani daribat bi-Hadrat Delhi, Rev: al-khalifa abu'abd allah khulidat khilafatuhu, 8.56g, 18.5mm, (G&G # D547), about very fine, Scarce.