1235-1280 1699or1700-1774 artcollectionsrubin artcollectionsshelleyanddonaldrubinfoundation artpatronagesi-tupaṇ-chenchos-kyi-ʼbyung-gnas artʾphags-pablo-gros-rgyal-mtshan buddhistartandsymbolism buddhistpainting buddhistsaintsinart catalogs china donald exhibitions gologzangzuzizhizhou history painting scrolls shelley tantric-buddhistpainting tibetan tibetautonomousregion tibetautonomousregionautonomousregion tibetregion