Lot Essay
'Phags-pa (1235-80) was one of the great hierarchs of the Sakya order. He instructed Qublai Khan and his wife Chabi in the tenets of Tibetan Buddhism. 'Phags-pa was made State Preceptor (guoshi) of the Mongol Yuan Dynasty in 1260 and Imperial Preceptor (dishi) in 1270. In addition to writing a variety of treatises on Tibetan Buddhism, he devised a universal script for the polyglot Mongol domains, known later as the 'Phags-pa script.