Wu Yinxian Militiamen of Yan'an drilling on the ground, 1940 Date 1940 Location China Yan'an Dimensions Image (Paper): 14 3/4 x 20 1/4 in. (37.5 x 51.4 cm) Print medium Photo-Gelatin silver Credit Line Gift of Wu Yinxian, 1988 Accession No. 199.1988
