- 
OJ 13/37, 4 Stenographically handwritten letter from Ernst Rudorff to Schenker, dated October 1,
        1908
 Grunsky expresses his opinions on the turn in Haydn's music and the status of
        Gluck in relation to Mozart and Wagner. 
- 
WSLB-Hds 94476 Handwritten letter from Schenker to Seligmann, dated July 17, 1909
 Schenker thanks Seligmann for helping him to get a friend’s essay on Byron’s
        Manfred published in a Viennese newspaper. He then asks whether it would be possible to make
        a judgment about painters, and paintings, on purely objective grounds, as he (Schenker) has
        been aiming to do with composers and musical works. 
- 
WSLB 53 Handwritten letter from Schenker to Hertzka (UE), dated February 15, 1910
 Schenker advocates Moriz Violin's pamphlet "Über das sogenannte 'Continuo'"
        for publication and explains its connection with a planned "historical
        concert." 
- 
OJ 13/37, 13 Handwritten letter from Ernst Rudorff to Schenker, dated November 16,
        1910
 Rudorff approves of the [highly controversial] Introduction to Schenker's
        Kontrapunkt I. — He discusses favorably Schenker's edition of the Chromatic Fantasy and
        Fugue, raising some technical matters. 
- 
OJ 11/36, [2] Handwritten letter from Hammer to Schenker dated September 17, [1913]
 Hammer cannot afford Schenker's fee; he dislikes the modern piano and has a Stein
    grand piano, a Hammerklavier copy, and a clavichord. 
- 
OJ 10/1, [18] Handwritten letter from Dahms to Schenker, dated March 31, 1916
 Dahms acknowledges Op. 111; Schenker's achievement will outlive the "moderns". —
    Reports on a Brahms concert attended. — He is in a rest home and working. 
- 
OJ 10/1, [45] Handwritten letter from Dahms to Schenker, dated September 26, 1919
 Dahms responds to Schenker's letter (non-extant). He reflects on Prussian
    militarism. He declares that there is no such things as "military genius"; Germany was as guilty
    as the Entente Powers for the war; soldiers were treated as slaves by their officers, with
    Wilhelm II bearing the ultimate guilt. He rejects all political parties. England does not treat
    its people as Germany does. He believes only in the German spirit, which he regards as the
    spirit of the world. He cannot wait to leave Germany, and wants only to immerse himself in
    Schenker's work.  
- 
OJ 14/1, [5] Handwritten letter from Felix Hupka to Schenker, dated November 18, 1921
 Hupka reports on his latest concert, in Munich. Otto Vrieslander and Herman Roth
    were present, and Hupka reports their critical reactions to his program. He visited the home of
    Paul Hirsch. 
- 
OJ 11/36, [5] Handwritten letter from Hammer to Schenker dated March 23, 1922
 Hammer praises Schenker's edition of Bach's Chromatic Fantasy & Fugue,
    raising an issue about fingering on the clavichord.— He inquires after Tonwille 2, and hopes to
    visit Schenker in Vienna soon. 
- 
JOB 94-3, [2] Handwritten letter from Schenker to Hammer dated May 25, 1922
 Schenker sends a sketch of Mendelssohn's "Altdeutsches Lied"; — justifies an
        instance of his fingering questioned by Hammer; — complains about Hertzka; — promises to
        read Fiedler and Hildebrand. 
- 
DLA 69.930/11 Handwritten letter from Schenker to Halm, dated November 2, 1922
 Schenker acknowledges receipt of two booklets on youth and the new republic,
    returns them, comments on them critically: idealistic German democrats desire maximal
    remuneration with minimal work; illustrates point by difficulties with maids in Schenker
    household; German democrats naively overestimate social and intellectual status of non-German
    commoners (French, British, American); Schenker decries cosmopolitanism and those Germans who
    advocate individuality at the expense of society; Schenker praises the fascists as countering
    communism and social leveling, compares Mussolini's Italy favorably with present-day
    Germany. 
- 
OC 12/13-14 Handwritten letter from Halm to Schenker dated March 15, 1924 and April 1,
    1924
 Halm attacks Schenker for condemning Berlioz's melodic practice without
    substantiating his argument, and for harsh language. Halm compares Berlioz favorably to
    Mendelssohn. 
- 
DLA 69.930/13 Handwritten letter from Schenker to Halm, dated October 6, 1924
 Asks Halm to send some of his chamber music to Rudolf Pollak, with prospect of
    performance of the A major string quartet. —Deplores current situation over Sofie Deutsch
    stipends. —Reports difficulties with UE and intention to change publisher. 
- 
UMdK Z 641 D/1925, [1] Handwritten letter from Schenker to Franz Schmidt (Akademie für Musik), dated
        October 30, 1925
 Schenker determines how the Sofie Deutsch stipend should be adjudicated after
        his death. 
- 
OC 54/132 Typed letter from Otto Vrieslander to Schenker, dated February 15, 1927
 Vrieslander informs Schenker that Alfred Einstein (DMV) has decided to engrave
        the music examples for the second Meisterwerk volume in order to ensure a flawless
        reproduction. He also reports that the width of the pages in the supplement will be
        expanded, and notifies Schenker of the changes that he will make to the music examples
        following this decision. Vrieslander states he has officially enquired with Einstein about
        potential problems in the printing process, making clear that Schenker will not be able to
        bear any additional costs for printing errors. 
- 
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 89/2, [5] Handwritten letter from Schenker to Hoboken, dated March 26, 1928 
 Schenker conveys Deutsch's response to van Hoboken's questioning of a planned
    facsimile of Schubert sketches. — Schenker discusses strategy for persuading Paris to supply
    photographs for the Photogrammarchiv.  
- 
OJ 12/50, [4] Handwritten letter from Bernhard Martin to Schenker, dated October 31,
        1929
 Bernhard Martin sends Schenker graphings of a Mendelssohn Lied ohne Worte and
        a J. S. Bach Kleines Präludium. -- He describes the duplicated and missing pages in his
        misbound copy of Schenker's Harmonielehre. -- He suggests a correction to Schenker's use of
        the term "portamento." -- Having read Otto Vrieslander's biography of C. P. E. Bach, he
        proposes to perform a cantata by the latter and describes the concert program in which it
        will feature. 
- 
OJ 89/4, [2] Typewritten letter (carbon copy) from Hoboken to Schenker, dated March 19,
        1930
 Hoboken compares performances of Beethoven's Missa solemnis by Furtwängler and
        Klemperer. — He has experienced pains in his arm, and has taken recuperative lessons from
        Rudolf Breithaupt. — He details work he has been doing for the Photogramm Archive, work of
        his own, and that for Schenker. 
- 
OJ 10/3, [155] Typewritten picture postcard from Deutsch to Schenker, dated October 9,
        1931
 Deutsch has learned, from an 1892 exhibition catalogue, that the Moscheles
        family owned Beethoven sketch manuscripts and that G. B. Davy owned a number of autographs,
        and a sketchbook for the Cello Sonata Op. 102, No. 2. 
- 
OJ 12/6, [18] Handwritten letter from Jonas to Schenker, dated December 15, 1932
 Jonas comments on Schenker's article in Der Kunstwart; reports conversation
        with Furtwängler; would like to write something on Handel-Brahms Saul; has heard nothing
        further from van Hoboken. 
- 
OJ 12/6, [30] Handwritten letter from Jonas to Schenker, dated March 16, 1934
 Jonas has mailed off the book [to his publisher]; he hopes that Schenker will
        approve of it [when eventually he sees it]. It comprises four chapters and two appendices. —
        He thanks Schenker for the gift of his Syrian Dances. — The Director of the Hochschule für
        Musik in Berlin, Fritz Stein, has written that he cannot arrange a position for Jonas,
        whereas Jonas (with support from Furtwängler) had sought only students to whom to give
        [private] lessons. — Jonas alludes to difficult conditions under which he is working, and
        describes his conflict with piano teacher Georg Bertram. — Relations with van Hoboken are
        strained, despite Jonas's having included an appendix about the Photogrammarchiv in his
        book. 
- 
OJ 12/24, [8] Typewritten postcard from Kromer to Schenker, dated April 25, 1934
 Kromer informs Schenker of a Mendelssohn holding by the
        Photogrammarchiv. 
- 
PhA/Ar 56, [12] Handwritten postcard from Schenker to Kromer, dated April 25, 1934
 Schenker orders two photographic copies.