A. Schindler: The Life of Beethoven (including correspondence, etc.); ed. by Moscheles (London, 1841).
Arthur Symons: Beethoven (Essay), (London, 1910).
In German
L. van Beethoven: Sämtliche Briefe; ed. by A. Kalischer, 5 vols. (1906-8).
Paul Bekker: Beethoven (Berlin, 1912).
G. von Breuning: Aus dem Schwarzspanierhause (New ed., 1907).
Theodor von Frimmel: Ludwig van Beethoven, Berühmte Musiker, v. 13 (Berlin, 1901).
Theodor von Frimmel: Beethoven Studien (Munich, 1905-6).
Ludwig Nohl: Beethoven, 3 vols. (Leipzig, 1867-77).
Gustav Nottebohm: Beethoveniana, 2 vols. (Leipzig, 1872-1887).