Columbia subject headings:
Art, Ancient--Exhibitions.
Art, Medieval--Exhibitions.
Icons--Exhibitions.
Johann Georg, Prince of Saxony, 1869-1938--Art collections--Exhibitions.
Harvard subject headings:
Art, Ancient--Exhibitions
Art, Medieval--Exhibitions
Icons--Exhibitions
Johann Georg, Prince of Saxony, 1869-1938--Art collections--Exhibitions.
Princeton subject headings:
Johann Georg, Duke of Saxony, b. 1869--Art collections--Exhibitions.