JOB 94-3, [5] Handwritten letter from Schenker to Hammer dated October 24, 1923

Schenker invites Hammer and his wife for November 7; — The problem of the "middleman" (performer, etc.) in music, by contrast with painting; — he reports on Hertzka's proposal to make Tonwille a quarterly publication.

Diary entry by Schenker for 23 September 1914

Diary entry by Schenker for 5 March 1923