33. Jean Paul Moreal, «The Craftsmen,» in Giardina, ed., The Romans, p. 228; Braudel, History of Civilization, p. 19; Frances and Joseph Gies, Cathedral, Forge, and Waterwheel: Technology and Invention in the Middle Ages (New York: Harper-Collins, 1994), p. 17; M. I. Finley, Economy and Society in Ancient Greece (London: Chatto and Windus, 1981), p. 173.