Combination photo taken on Jan. 25, 2013 shows a restoring expert of the Palace Museum sharpens a horseshoe knife, a tool for restoring ancient paintings and calligraphy works, at Cultural Relics Protection Science and Technology Department in the Palace Museum in the upper photo and Yang Zehua, a restoring expert of the Palace Museum, checks his horseshoe knife in Beijing, capital of China. [Li Wen/Xinhua] |
Go to Forum >>0 Comment(s)