1923年，敦煌第320窟南壁壁画。照片由兰登·沃纳拍摄。哈佛大学艺术图书馆特藏，W88987_1。Wall painting on south wall of Cave 320, Dunhuang, 1923. Photo by Langdon Warner. Fine Arts Library, Harvard University, Special Collections, W88987_1.
1923年，敦煌第320窟南壁壁画。照片由兰登·沃纳拍摄。哈佛大学艺术图书馆特藏，W88987_1。Wall painting on south wall of Cave 320, Dunhuang, 1923. Photo by Langdon Warner. Fine Arts Library, Harvard University, Special Collections, W88987_1.