Columbia subject headings:
Harvard subject headings:
China--History--Qing dynasty, 1644-1912.
Gangsu Sheng (China)--History.
Shaanxi Sheng (China)--History.
Princeton subject headings:
China--History--Qing dynasty, 1644-1912.
Gansu Sheng (China)--History.
Shaanxi Sheng (China)--History.