Columbia subject headings:
Frederick II, King of Prussia, 1712-1786.
Jacobites.
Marischal, George Keith, Earl, 1693-1778.
Harvard subject headings:
Frederick II, King of Prussia, 1712-1786--Friends and associates.
Frederick II, King of Prussia, 1712-1786.
Jacobites
Jacobites--Biography
Marischal, George Keith, Earl, 1693-1778.
Princeton subject headings:
Frederick II, King of Prussia, 1712-1786.
Jacobites.
Marischal, George Keith, 10th earl, 1693?-1778.