Columbia subject headings:
Harvard subject headings:
Frederick II, King of Prussia, 1712-1786
Frederick II, King of Prussia, 1712-1786--Relations with women.
Prussia (Germany)--Kings and rulers--Biography
Princeton subject headings:
Frederick II, King of Prussia, 1712-1786--Relations with women.
Kings and rulers--Paramours--Biography.
Mistresses--Biography.
Prussia (Germany)--Kings and rulers--Biography.