India, Sultans of Dehli. Firuz Shah Tughluq, AH752-790 (1351-1388 CE), billon Tanka , 9.05g, AH784, GG#-D476, F.
Reference; Stan Goron & J.P Goenka, The Coins of the Indian Sultanates , Munshiram Manoharlal, 2001
