Review Essay : Reformation and War in the Early Modern German CityTHOMAS A. BRADY, Jr., Ruling Class, Regime and Reformation at Strasbourg, 1520-1555. Studies in Medieval and Reformation Thought, 22. Leiden; The Netherlands, E. J. Brill, 1977. Pp. xxi, 458, charts, tables, appendices, index. 124 Gld. CHRISTOPHER R. FRIEDRICHS, Urban Society in an Age of War: Nordlingen, 1580-1720. Princeton, NJ, Princeton University Press, 1979. Pp. xvii, 349, maps, charts, tables, graphs, appendices, index. $22.50. HAROLD J. GRIMM, Lazarus Spengler, A Lay Leader of the Reformation. Columbus, OH, Ohio State University Press, 1978. Pp. xii, 237, illustrations, maps, index. $15.00