OJ 5/7a, [27] (formerly vC 27) Handwritten letter from Schenker to Cube, dated August 10, 1929

Schenker reponds, on information from Reinhard Oppel, to Cube's question in OJ 9/34, [19] about finding a publisher; advises Cube to seek friends who will play his music, after which publication should ensue. Schenker gives detailed comments, with music examples, on Cube's two piano sonatas, praising them highly and making suggestions for improvement.