Columbia subject headings:
Opera--18th century--Congresses.
Vivaldi, Antonio, 1678-1741. Operas.
Vivaldi, Antonio, 1678-1741. Orlando.
Harvard subject headings:
Opera--18th century--Congresses.
Vivaldi, Antonio, 1678-1741. Operas.
Vivaldi, Antonio, 1678-1741. Orlando.
Princeton subject headings:
Opera--18th century--Congresses.
Vivaldi, Antonio, 1678-1741. Operas.
Vivaldi, Antonio, 1678-1741. Orlando.