ANONYMOUS (12TH CENTURY) Herding Round fan leaf, mounted and framed, ink and colour on silk 24.5 x 23.3 cm. (9 3/4 x 9 1/8 in.) With six collector’s seals, including two of Xian Yuanbian (1525-1590), one of Yu Teng (1832-1890) and two of Wang Jiqian (1906-2003)