Columbia subject headings:
Art, European--Exhibitions.
Art--Italy--Florence--Exhibitions.
Hercules (Roman mythological character)--Art--Exhibitions.
Harvard subject headings:
Art, European--Themes, motives--Exhibitions
Art--Italy--Florence--Exhibitions.
Hercules (Roman mythological character)--Art--Exhibitions.
Princeton subject headings:
Art, European--Exhibitions.
Art--Italy--Florence--Exhibitions.
Hercules (Roman mythological character)--Art--Exhibitions.