流失海外的中国文物，原先以日本最多，其次是英、法。但是二十年代以后，美国却“后来居上”，其数量之巨与品质之佳，几可和日本抗衡。 一九二三年秋天，由哈佛大学福格艺术博物馆东方部主任兰登·华尔纳等继斯坦因、伯希和等之后，来到敦煌莫高窟。华尔纳采用强力胶布片，敷 The loss of overseas Chinese artifacts, originally the largest in Japan, followed by Britain, France. However, since the 1920s, the United States has “gained the upper hand” and its quantity and quality are good, which can be matched by Japan. In the fall of 1923, Langdon Wallner, director of the Eastern Department of the Forge Museum of Art at Harvard University, went to Dunhuang Mogao Grottoes after Stein, Betshe and others. Warner tape with strong adhesive, deposited