ZHU QIZHAN, SUN YOUSAN, WU DONGMAI (Zhu Qizhan(1892-1996) Wu Dongmai(1885-1963)) Chrysanthemum And Rock ink and colour on paper, mounted, dated 1961, inscribed, titled, with two seals of the artist with one collector's seal. 134 x 68 cm. (~ 8.36 ft²)