Sultans of Bengal, Nasir al-din Mahmud, Tankas (7), mint and date off flan, obv. legend in multifoil (GG –); no mint or date (4) (GG B423, B424, B425 var.); Dar al-Darb 852h (GG B436); no mint, date uncertain (GG B439; ICV 2656) [7]. Very fine or better, some with shroff-marks, mostly scarce £150-£200

A Collection of Coins of the Indian Sultanates, Part I, DNW Auction 164, 9 October 2019, lot 2951