Columbia subject headings:
Agathocles, Tyrant of Syracuse, 361 B.C.-289 B.C.
Cromwell, Oliver, 1599-1658--Early works to 1800.
Harvard subject headings:
Agathocles, Tyrant of Syracuse, 361 B.C.-289 B.C.--Drama.
Agathocles, Tyrant of Syracuse, 361 B.C.-289 B.C.--Early works to 1800.
Cromwell, Oliver, 1599-1658--Drama.
Cromwell, Oliver, 1599-1658--Early works to 1800.
Princeton subject headings: