1. Iain McCalman, ‘The Infidel as Prophet: William Reid and Blakean Radicalism’, in Steve Clark and David Worrall (eds), Historicizing Blake (Basingstoke: Macmillan, 1994) pp. 24–42
2. Craig Harbison, The Last Judgment in Sixteenth-century Northern Europe: A Study of the Relation Between Art and the Reformation (New York: Garland, 1976).
3. Edward Gibbon, The History of the Decline and Fall of the Roman Empire, ed. David Womersley (Harmondsworth: Penguin, 1995) 3 vols, III, p. 437.