Columbia subject headings:
Harvard subject headings:
China--Civilization.
China--Foreign public opinion, German--History.
China--Relations--Germany--Prussia.
Frederick II, King of Prussia, 1712-1786.
Prussia (Germany)--Relations--China.
Princeton subject headings:
China--Civilization.
China--Foreign public opinion, German--History.
China--Relations--Germany--Prussia.
Frederick II, King of Prussia, 1712-1786.
Prussia (Germany)--Relations--China.