Columbia subject headings:
Great Britain--History--Stephen, 1135-1154.
Mandeville, Geoffrey de, Earl of Essex, -1144.
Harvard subject headings:
Great Britain--History--Stephen, 1135-1154.
Mandeville, Geoffrey de, earl of Essex, -1144.
Princeton subject headings:
Great Britain--History--Stephen, 1135-1154.
Mandeville, Geoffrey de, earl of Essex, d. 1144.