WSLB 14 Handwritten letter from Schenker to Hertzka (UE), dated August 19, 1908

Schenker gives list of those to receive a copy of Beitrag zur Ornamentik.

WSLB 66/67 Handwritten letter from Schenker to Hertzka (UE) + list of names, dated October 19, 1910

Schenker cancels their Thursday meeting. — He argues for sweeping changes to the draft contract for Beethovens neunte Sinfonie. — He defends his own free speech in the face of Universal Edition's commercial interests. As with his Chromatic Fantasy & Fugue edition, UE will never regret publishing the Ninth Symphony monograph. — He also lauds the prospective editions of the last five Beethoven piano sonatas and volume of J. S. Bach toccatas in a lofty vision for future publications. — He appends a list of recipients of complimentary copies of the Chromatic Fantasy & Fugue.

OC 1 B/15 Handwritten draft letter from Schenker to Carl Colbert, dated September 15, 1912

Schenker explains why he deprecates strongly giving a student only one lesson a week and positively recommends two or three; he leaves the matter to Colbert, but gives him a difficult choice.

Diary entry by Schenker for 6 April 1906

Diary entry by Schenker for 30 September 1913

Diary entry by Schenker for 6 October 1913

Diary entry by Schenker for 11 October 1913

Diary entry by Schenker for 18 October 1913

Diary entry by Schenker for 29 August 1914