Freer's purchase of 15 paintings from the Shanghai collector Pang Yuanji (Pang Laichen). The paintings were shown to Freer by Pang's cousin Pang Tszu-chen and Seaouke Yue (You Xiaoxi).
Charles Lang Freer Papers. FSA A.01. National Museum of Asian Art Archives. Smithsonian Institution, Washington, D.C. Gift of the estate of Charles Lang Freer.