OJ 15/15, [33] Handwritten postcard from Weisse to Schenker, dated October 23, 1928

Weisse points out a part-writing error in Schenker's Counterpoint, vol. 2. He suggests that his teacher looks at Alois Haba's recently published Neue Harmonielehre, and commends Oppel's recent article on Bach's fugal technique.

Diary entry by Schenker for 22 February 1926

Diary entry by Schenker for 24 October 1928