Columbia subject headings:
Harvard subject headings:
Charles I, King of England, 1600-1649
Cromwell, Oliver, 1599-1658
Generals--Great Britain--Biography
Great Britain--History--Stuarts, 1603-1714--Biography.
Great Britain--Kings and rulers--Biography.
Heads of state--Great Britain--Biography.
Princeton subject headings:
Charles I, King of England, 1600-1649.
Cromwell, Oliver, 1599-1658.
Great Britain--Kings and rulers--Biography.