OJ 11/35, [0] Handwritten letter from Halm to Schenker, undated, probably November or December 1916]

Halm praises Schenker's Erläuterungsausgabe, and asks for a recommendation to Universal Edition.

OJ 11/35, 5 Handwritten letter from Halm to Schenker, dated July 2, 1917

Halm seeks advice on choice of edition for the Beethoven variations, and offers advice in negotiating with publishers.

OJ 11/35, 7 Handwritten letter from Halm to Schenker, dated January 20, 1918

Acknowledges DLA 69.930/2, January 17, 1918. Schenker has accused him of a contradiction, and he concedes it, referring to several of his publications. UE has not responded to his request for review copies of Schenker's works, so suggests a reciprocal exchange.

OJ 11/35, 8 Handwritten letter from Halm to Schenker, dated February 12, 1918

Halm acknowledges receipt of item from Schenker's publisher, and plans to reciprocate, but has little time in which to order items. Copies of his essay about Schenker have been misdirected.

OJ 11/35,9d Handwritten postcard from Halm to Schenker, dated January 12, 1919

Halm acknowledges receipt of 856 Mk.

OJ 11/35, 14 Handwritten letter from Halm to Schenker, dated January 5, 1920

Halm offers advice on securing satisfactory contractual terms, favoring percentages over one-time payments.

OJ 11/35, 20 Handwritten letter from Halm to Schenker, dated July 24 and August 19, 1922

Halm announces publication of his three suites for piano trio, and has arranged for two of them to be sent to Schenker. He thanks Schenker for sending him Kontrapunkt II, and expresses admiration for the "power of the broad conception" of Schenker's work. He is distressed at Schenker's attacks on other countries and glorification of Germany, and speaks with appreciation of French and Russian music. He describes his new publisher.

OC 12/7-9 Handwritten letter from Halm to Schenker dated November 6‒10, 1923

Halm has sent the published score of a string quartet to Schenker. —Patronage has enabled him to publish three volumes of compositions; reports on current and past composition activities and publications. —Discusses what he has learned from Schenker's theories, and questions whether it would be a fault were Bruckner's symphonies not to contain the Urlinie; Halm's book on Bruckner's symphonies has gone into its second edition. —Halm suspects that Schenker may not "agree with" his compositions, and asks whether Schenker wishes to receives further scores. —Halm considers socialism a "historical necessity."

Diary entry by Schenker for 7 July 1917