TIMURID: Pir Muhammad b. Jahangir, 1405-1406, AR ¼ tanka ("miri") (1.41g), Balkh, AH807, A-2393A, with his full name pir muhammad gurkan, first reported example of this denomination for Pir Muhammad, thus far only reported for the full tanka and the copper falus, all dated 807 or undated, VF-EF, RRR.