This paper expounds the necessity and importance of the old-book repairing in the library,introduces the differences between the repairing of the common old-books and the repairing of the rare ancient books,and probes into the selection of the materials for old-book repairing,the operation techniques and some matters needing attention.

This paper deals with the special requirements in the architectural design of the stockrooms for rare books as well as the experiences in practce, which can play important roles in preserving the precious cultural heritage of our nation.