The Monastic Order in England 940–1216. By Dom David Knowles. Cambridge: University Press, 2nd ed., 1963. $13.50.The Muslim and Christian Calendars. By G. S. P. Freeman-Grenville. N. Y.: Oxford University Press, 1963. 87 pp. $1.70.The English Free Churches. By Horton Davies. N. Y.: Oxford University Press, 2nd ed., 1963. 208 pp. $1.70.The Palatinate in European History, 1559–1660, by Claus-Peter Clasen. Oxford: Basil Blackwell, 1963. 49 pp. 7/6.Toleration and Diplomacy: The Regious Issue in Anglo-Spanish Relations, 1603–1605. By Albert J. Loomie, S.J. Philadelphia: American Philosophical Society, 1963 (Transactions, New Series, Vol. 53, Part 6). 60 pp. $1.50.Melbourne Churches 1836–1851: An Architectual Record. By J. M. Freeland. Melbourne University Press, 1963 (N. Y.-London: Cambridge University Press. 170 pp., 49 plates. $18.50.