Delhi Sultanate, Firoz Shah Tughlaq (AH 752-790, 1351-1388 AD), Gold ½ Tanka, 5.59 gms, Obv. Al sultan al-azam saif amir al-mumineen abu’al Muzaffar firoz shah sultani khulidat mamlakatahu, Rev. fi zaman al-imam amir al-mu mineen abu’al fath khulidat khilafatahu, Unlisted & unpublished, Unique, extremely rare. Note: Delhi Sultanate’s Fractional gold Tankas are exceptionally rare. This particular offered coin is being offered for the first time in any public sales. Unique. Similar full Tanka of this variety is listed in G&G #D461.