BNba Frimmel Nachl, [3] Handwritten letter from Schenker to Frimmel, dated April 8, 1909

Schenker thanks Frimmel for his copy of Beethoven-Jahrbuch vol. II, and expresses admiration at Frimmel's editing of the authors' contributions, remarking how slowly he is proceeding with his own Kontrapunkt. He comments on two of the contributions.

CA 94 Handwritten postcard from Schenker to Cotta, dated April 8, 1909

Schenker inquires whether a batch of proofs has gone astray, and draws attention to a review.

OC 52/920 Typewritten letter from Hertzka (UE) to Schenker, dated April 1, 1909

Hertzka summarizes the discussion earlier that day.

OJ 12/27, [11] Stenographically handwritten letter from Cotta to Schenker, dated April 10, 1909

Cotta promises the next batch of proofs shortly.

WSLB 38 Handwritten letter from Schenker to Hertzka (UE), dated April 2, 1909

Schenker thanks Hertzka for his latest letter.

Diary entry by Schenker for 3 April 1909

Diary entry by Schenker for 17 April 1909

Diary entry by Schenker for 18 April 1909

Diary entry by Schenker for 22 April 1909

Diary entry by Schenker for 27 April 1909

Diary entry by Schenker for 28 April 1909

Diary entry by Schenker for 29 April 1909