OJ 9/34, [9] Handwritten letter from Cube to Schenker, dated October 29, 1927

Cube has had 'flu; reports on his [conservatory] teaching of Schenkerian theory (though disguised from the authorities), his private teaching, his work in composition; he has joined the Reichsverband deutscher Tonkünstler und Musiklehrer. Dunn has sent him his translation [of part of Kontrapunkt], which he thinks may serve classroom use better than that of Vrieslander. He is enjoying using his radio; sends two Galtür portraits; his father has had a son.

OJ 9/34, [10] Handwritten letter from Cube to Schenker, dated January 30, 1928

Cube reports progress in his class and private teaching, performance of his compositions, his forthcoming lecture; outlines plan for an exhibition in Duisburg to celebrate Schenker's 60th birthday; has heard nothing of Hoboken's "Aufruf."

Diary entry by Schenker for 17 March 1925