Selected publications
• Thomas of Lancaster, 1307-22: A Study in the Reign of Edward II. (Oxford, 1970) • "The English Peasantry and the Demands of the Crown, 1294-1341", Past and Present. Vol Supplement No. 1 (1975) • "Trade, Industry and the Wealth of King Alfred", Past and Present. Vol 123 (1989) • Simon de Montfort. (Cambridge, 1994) • '' 'An Infinite Multitude of Nobles': Quality, Quantity and Politics in the Pre-Reform Parliaments of Henry III, in Thirteenth Century England'', vii (1999), pp. 17–46 • "Power and prosperity in the Age of Bede and Beowulf", Proceedings of the British Academy. (2002) ==References==