? ?? ??? ? ??, Landscapes and trees, Qing dynasty (1644?1911), ca. 1679, China, Album of twelve leaves; ink on paper, Image (each leaf): 6 1/4 x 7 1/2 in. (15.9 x 19.1 cm), Paintings, Gong Xian (Chinese, 1619?1689), By the mid-1670s Gong Xian?s confi