翁氏《古泉汇考》、刘氏《古泉苑》和李氏《古泉汇》并称为泉学巨制。其中《古泉苑》稿本现藏山东博物馆,《古泉汇考》批校本和《古泉汇》稿本现藏山东省图书馆,三书均已入选第二批国家珍贵古籍名录。笔者供职于山东省图书馆,在申报国家珍贵古籍名录工作中有幸目验《古泉汇考》 Weng’s “Spring Izumi test,” Liu “Spring Garden” and Lee’s “Spring Izumi” and known as the spring system. Among them, the draft of “Spring Fountain” is now housed in the Shandong Museum. The original copies of “Spring Fountain Examination” and the draft of “Spring Fountain” are now in the Shandong Provincial Library. All three have been selected into the second batch of national precious ancient books. The author worked in the Shandong Provincial Library, in declaring the work of the precious book directory of the country fortunate experience “Guquan exchange test”