Persia (Post-Mongol). Timurids. Muhammad Jahangir, sole reign, Samarqand, AH 811 / AD 1408-1409. Tanka (Silver, 26 mm, 5.57 g, 3 h). Within a square, ‘lā ilāha illā / Allāh Muḥammad / rasūl Allāh’ (‘There is no deity but Allah. Muhammad is the messenger of Allah’ in Arabic); the names of the four Rashidun Caliphs in Arabic in the four surrounding panels, one of them off flan: ‘Abūbakr / ʿUmar / ʿUthmān / [ʿAlī]’. Rev. Within a circle, ‘al-mutawakkil ʿalā / al-malik al-kabīr(?) / ḍarb Samarqand / al-sulṭān Muḥammad Jahāngīr / [fī sana 811]’ (‘The reliant upon the Great(?) King, Sultan Muhammad Jahangir. Struck in Samarqand in the year 811’ in Arabic). Album M2393. Zeno 92611. Extremely rare. Areas of weakness, otherwise, very fine.