The compiler of the Book-Collecting Catalogue of Four-Sophora Pavalion, as well asthe date of his birth and death is unknown to us.It is not recorded in the Concise History Of ShandongBook-Collectors. Although it is recorded in the Critical History of Bibliographers, who is the author isstill unknown. In this paper I concluded that the author of the book is Zhao Jiazhao, a book-collector inShandong during the late Qing dynasty.