Divination thangka, The upper gold chakra (circle) has mantras in Tibetan and Sanskrit. The lower, held by the Demon of Time, has a magic square, Chinese trigrams and the 12 animals of the Tibetan calender at its centre. Images above include Buddha Shakyamuni, below are War Gods and Nagas. Tibet. Buddhist. 18th early 19th c East Tibet, poss. Labrang monastery.