James، Burke (1978). "Chapter 6. Fuel to the Flame".Connections, UK ed. "Connections: Alternative History of Technology" (Time Warner International/Macmillan 1978) (ط. ninth, pbk).Little, Brown and Company (North America) / Macmillan, London. ص. 304. ISBN: 978-0-316-11681-7. by 1600, England was facing an acute timber crises, thanks largely to the increase in …