稍微提一下美国。美国的资料原来没有像欧洲和日本这样受重视,当然我们知道哈佛燕京,很多研究者一到美国就去哈佛燕京。哈佛燕京有很多中国人,要找资料就很方便。这个地方当然是很重要的机构。但是美国还有很多值得注意的收藏,比如说像芝加哥大学的东亚图书馆。但是怎么样看到这些材料呢?除了事先要做精心的准备以外,还有一点很重要,就是你要让机构的管理者相信你是有资格阅 A little mention of the United States. The data in the United States were not as valued as those in Europe and Japan. Of course, we knew of Harvard Yenching and many researchers went to Harvard Yenching when they arrived in the United States. Harvard Yenching has a lot of Chinese people, looking for information is very convenient. This place is of course a very important institution. But there are many noteworthy collections in the United States, such as the East Asian Library of the University of Chicago. But how do you see these materials? In addition to being carefully prepared in advance, it is important that you make the manager of the organization believe you are qualified to read