Columbia subject headings:
Europe--Kings and rulers--Portraits--Exhibitions.
Winterhalter, Franz Xaver, 1805-1873--Exhibitions.
Harvard subject headings:
Europe--Kings and rulers--Portraits--Exhibitions.
Winterhalter, Franz Xaver, 1805-1873--Exhibitions.
Princeton subject headings:
Winterhalter, Franz Xaver, 1805-1873--Exhibitions.