Ernst Müller, Letters of Crown Prince Frederick to Hans Christoph von Hacke 1732–1738.
Research on Brandenburg and Prussian History, Volume XL, p. 34 ff.
Recommended Articles
Kriegsgeschichte
Jany, Hochkirch.
Lecture delivered at the Military Society in Berlin on the occasion of Friedrichstag on January 23, 1905.
Kriegsgeschichte
Barecke, The Battle of Liegnitz on 15 August 1760.
Lecture delivered at the Military Society in Berlin on 23 January 1906, in: Supplement to the Military Weekly, pp. 187 ff.
Heeressoziologie
Friedrich Frhr. v. Schroetter, The Development of the Term "Servis" in the Prussian Military System.
Research on Brandenburg and Prussian History, 1900, pp. 1 ff.