Streams and Mountains without End, 1100-1150. China, late Northern Song dynasty (960-1127) - Jin dynasty (1115-1234). Handscroll, ink and slight color on silk; image: 35.1 x 213 cm (13 13/16 x 83 7/8 in.); overall: 35.1 x 1103.8 cm (13 13/16 x 434 9/