Columbia subject headings:
Frederick II, King of Prussia, 1712-1786--Homes and haunts.
Schloss Sanssouci (Potsdam, Germany)
Harvard subject headings:
Frederick II, King of Prussia, 1712-1786--Homes and haunts.
Palaces--Germany--Potsdam.
Potsdam (Germany)--Buildings, structures, etc.
Schloss Sanssouci (Potsdam, Germany)
Princeton subject headings:
Frederick II, King of Prussia, 1712-1786--Homes.
Schloss Sanssouci (Potsdam, Germany)