Columbia subject headings:
Elizabeth I, Queen of England, 1539-1603--Drama.
Essex, Robert Devereux, Earl of, 1565-1601--Drama.
Operas.
Harvard subject headings:
Princeton subject headings:
Drama.
Elizabeth I, Queen of England, 1539-1603--Drama.
Essex, Robert Devereux, Earl of, 1565-1601--Drama.
Operas.