1. C.B. Macpherson, The Political Theory of Possessive Individualism: Hobbes to Locke (Oxford, 1962), pp. 107–59;
2. J. C. Davis, ‘The Levellers and Democracy’, PANDP, 40 (1968), pp. 174–80;
3. Christopher Thompson, ‘Maximilian Petty and the Putney Debate on the Franchise’, PANDP, 88 (1980), pp. 63–9;
4. Keith Thomas, ‘The Levellers and the Franchise’, in G.E. Aylmer (ed.), The Interregnum: The Quest for Settlement, 1646–60 (1972), pp. 57–78;
5. Iain Hampsher-Monk, ‘The Political Theory of the Levellers: Putney, Property and Professor Macpherson’, Political Studies, 24 (1976), pp. 397–422;