WSLB 21 Handwritten letter from Schenker to Hertzka (UE), dated September 30, 1908

Schenker asks for a copy of his C. P. E. Bach Klavierwerke to be sent to Julius Röntgen, and of the Beitrag zur Ornamentik, 2nd edition, to Daniel de Lange, since the work is a rival to the newly-published Beyschlag Die Ornamentik der Musik. — He reports encountering Willem Andriessen.

OJ 8/4, [15] Handwritten postcard from Schenker to Moriz Violin, dated September 10, 1922

Hearing of the Violins' son Karl's recent illness, Schenker sends his sympathy, then reports on his financial troubles. His application for a post at the University of Leipzig was received without enthusiasm, on the grounds that he is "more an artist than a scholar."

DLA 69.930/10 Handwritten letter from Schenker to Halm, dated September 25, 1922

Acknowledges OJ 11/35, 20 and composition; expects to be able to comment on Halm's Klavierübung in Tonwille 4; reports Leipzig University's decision not to appoint him; speculates on the impact of Kontrapunkt 2 and Der freie Satz; public difficulty in accepting Urgesetze. — Aristide Briand: The importance of being well-read on a topic before commenting in public: Schoenberg and Reger; newspapers. — Maximilian Harden: although faithful to Schenker, Harden had not mastered the topics on which he wrote. — National Govenment: Schenker's publishing plans, including "The Future of Humanity": man's anthropomorphic thinking is a delusion, he needs to adapt to nature, to return to a primitive state, to abandon "development" and "progress" and return to primordial laws; inferior man wants to "govern" (bowel wants to become brain); Schenker deplores "artifice" (French) as against nature (German). — Things French: praises German superiority over French in its joy of work. — Higher Plane: the German should not abase himself before the Frenchman.

OJ 14/45, [61] Handwritten letter from Moriz Violin to Schenker, dated February 23, 1927

Following a brief description of a recent illness, Violin replies to Schenker's question about accepting the Order of Merit from the Viennese Academy of Art and Science and advises him to accept it. He realizes that staying in Hamburg would be bad for his son's long-term health and has spoken to Artur Schnabel about the possibility of moving to Berlin or Frankfurt. An influential man in Frankfurt is the father-in-law of Paul Klenau; Violin knows of Klenau's respect for Schenker, and asks his friend to write to Klenau in support of his application for a post there.

OJ 14/45, [63] Handwritten letter from Violin to Schenker, dated March 31, 1927

In reply to Schenker's recent postcards, Violin maintains that Klenau's support for his appointment in Frankfurt is important, as the Ministry of Education in Berlin can exert only a limited amount of pressure on the Frankfurt circle.

OJ 9/34, [21] Handwritten letter from Cube to Schenker, dated June 25, 1930

Acknowledges OJ 5/7a, [29] and offers mitigation for Vrieslander's non-acquaintance with the Urlinie (to which Cube has just introduced new violin teachers). Reports on Erich Voß, and on concert plans at Conservatory. Reports on his teaching. Threat of financial difficulties; he has offered his services to the Hochschule für Musik in Berlin.

OJ 11/54, [29] Typewritten letter from Hoboken to Schenker, dated December 5, 1930

Hoboken depicts the abundance of music in Berlin, contrasting Furtwängler, Klemperer and Kleiber. — He has decided to withdraw his planned financing of the Photogramarchiv's collected edition of C. P. E. Bach.

OJ 12/6, [25] Handwritten letter from Jonas to Schenker, dated December 3, 1933

The majority of Jonas's Das Wesen des musikalischen Kunstwerks has gone to the printer; — Furtwängler has promised to recommend it to the Berlin Hochschule für Musik; — no word from van Hoboken. Jonas inquires after Free Composition.

Diary entry by Schenker for 5 October 1927

Diary entry by Schenker for 17 February 1931

Diary entry by Schenker for 16 December 1932