Columbia subject headings:
Harvard subject headings:
Donghe yin zhi gong si wu ling wu chang--History.
Paper printing--China.
Princeton subject headings:
Bank notes--China--Sichuan Sheng--History.
Dong He yin zhi gong si. 505 chang--History.
Mints--China--Sichuan Sheng--History.
Paper money--China--Sichuan Sheng--History.