Note 711 — Chapter III
Reading edition
Menzel, Geschichte der Deutschen, bk. ix, cap. 147; Kohlrausch, History of Germany, Eng. tr., pp. 157, 162, 257; Dunham, History of the Germanic Empire, 1835, i, 108; Sharon Turner, History of Europe during the Middle Ages, 2nd ed. i, 13. The main authority is the old annalist Wittikind.