Abstract:

Master copys of Sikuquanshu (四库全书) is what the official scholars used to edit Sikuquanshu, and most of them were burn up in the war. The master copys of Sikuquanshu in Nanjing Library retain many original marks which were produced in the process of editing Sikuquanshu. Their academic value is very great for the study of it.

Key words: Master copys of Sikuquanshu, Nanjing Library, Academic value