Columbia subject headings:
Cromwell, Oliver, 1599-1658--Drama.
Great Britain--History--Civil War, 1642-1649--Drama.
Historical drama.
Milton, John, 1608-1674--Drama.
Harvard subject headings:
Cromwell, Oliver, 1599-1658--Drama.
Great Britain--History--Civil War, 1642-1649--Drama.
Milton, John, 1608-1674--Drama.
Princeton subject headings:
Cromwell, Oliver, 1599-1658--Drama.
Drama.
Great Britain--History--Civil War, 1642-1649--Drama.
Historical drama.
Milton, John, 1608-1674--Drama.