Columbia subject headings:
Harvard subject headings:
China--History--Qing dynasty, 1644-1912.
Shenyang (Liaoning Sheng, China)--History.
Shenyang gu gong (Shenyang, Liaoning Sheng, China)
Princeton subject headings:
Shenyang (Liaoning Sheng, China)--Description.
Shenyang (Liaoning Sheng, China)--Palaces.