A rare Tibeto-Chinese Quadrilingual book cover, Qing Dynasty, 17th-18th century, polychrome and gilt on a black ground, inscribed in four languages, Tibetan, Manchu, Mongolian and Chinese, flanked on the left is a seated Buddha, Manjushri on the right, 70 cm high, 23.8 cm wide. Provenance: Soo Tze Oriental Antiques