Columbia subject headings:
Charles I, King of England, 1600-1649.
Cromwell, Oliver, 1599-1658.
Great Britain--History--Early Stuarts, 1603-1649.
Harvard subject headings:
Charles I, King of England, 1600-1649
Cromwell, Oliver, 1599-1658
Great Britain--History--Early Stuarts, 1603-1649--Biography.
Princeton subject headings:
Charles I, King of England, 1600-1649.
Cromwell, Oliver, 1599-1658.
Great Britain--History--Early Stuarts, 1603-1649--Biography.