Columbia subject headings:
Eurydice (Greek mythological character)--Drama--History and criticism.
Gluck, Christoph Willibald, Ritter von, 1714-1787. Orfeo ed Euridice.
Monteverdi, Claudio, 1567-1643. Orfeo.
Operas--Librettos.
Orpheus (Greek mythological character)--Drama--History and criticism.
Harvard subject headings:
Eurydice (Greek mythological character)--Drama.
Gluck, Christoph Willibald, Ritter von, 1714-1787. Orfeo ed Euridice.
Monteverdi, Claudio, 1567-1643. Orfeo
Operas--Librettos
Orpheus (Greek mythological character)--Drama.
Princeton subject headings: