"Antiquarian bookshop and autograph shop [of] Heinrich Hinterberger." A catalog of Heinrich Schenker's library. The catalog is divided into three parts: I. Music; II. Musical Rarities; III. Theater, Ballet, Dance.

Typewritten list of Oppel's works: one list for vocal ensemble music; another, for piano music.

Preface on title page lists this volume as part of "Courses in Dr. Hoch's Conservatory in Frankfurt a[m] M[ain]." Title reads, "The fugues of the 'Well-Tempered Keyboard' of Joh[ann] Seb[astian] Bach in pictoral representation published as an appendix and addition to his textbook on the composition of the fugues by Iwan Knorr." Inside text is given in German, English, and French. Published in Leipzig in 1912 by Brietkopf & Härtel.

Martin Seydel's 1895 critical edition of Arthur Schopenhauer's "Metaphysic of Music" published in Leipzig by Breitkopf & Härtel.

"Presentation of the musical content according to the manuscript, taking into account the performances and literature." 73 pages of text.

Essay entitled "On Beethoven's Relationship with Mozart and Ph. Em. Bach." Text uses incipits from the eponymous composers' works and counterpoint examples to illustrate Oppel's prose arguments.

Handwritten pencil sketches in full score format for a nine-movement cantata for choir and orchestra including organ. N.B.: Movements are out of order in this folder.

Unknown sketch on the back of a typed document about an agreement between the Reich Association of German Musicians and Music Teachers and Heads of the Folk Music Schools.

Typed lists of Reinhard Oppel's arrangements and compositions. The first list gives vocal works; the second, instrumental works.

Five pieces for piano, by Reinhard Oppel.

Envelope containing the letter in Box A, Folder 12, Item 2 in this collection. Postmarked February 4, 1935 in Leipzig.

A list of Oppel's work's in his handwriting beginning with music for piano.

Handwritten key to the symbols used in Oppel's analysis of J.S. Bach's "Die Kunst der Fuge" as seen in Box A, Folder 13, Item 1 in this collection.

Autograph sketch for "Polish Christmas carol for children" composed in Bonn on July 20, 1907.

Music score for four toccata and fugue sets by J.S. Bach with foreword by F. K. Griepenkerl. Edition contains no BWV attributions. Plate number 2696(210).

"Fräulein Lulu Andreesen gewidmet."

Score of "Two songs for one singer with piano accompaniment" published as Op. 3 in Berlin by Ries & Erler with plate number R.7685 E. Contains "Über ein Stündlein" ("About an Hour") and "Irrlichtergesang" ("Wispy Light Song").

Musical score of Franz Schubert's "Allegretto" for piano. Plate number E.P. 8. Belonged to Oppel.

Five movement score of a suite for solo violin dedicated to Walter Schulze-Prisca, composed and published by Oppel with plate number R.O.2.

Envelope containing information on Oppel's compositions

Handwritten sketch (piano/vocal score) for Movements III - VIII of Osterhymnae. Full score sketch in Box B, Folder 1, Item 1 in this collection.

Letter from Carl Loewe to Emilie Mayer. No address or postmark is visible.

Letter from Winifred Wagner to Fräulein Bötticher, 1931 September 22. "Dear Fräulein Bötticher. The Liszt Museum exists in Weimar. I believe that the curator, Professor Peter Raabe is in Aachen. In any case, the city of Weimar or Raabe could give you information. Frl. Helena Wallem in Bayreuth Neues Schloss could perhaps also be interested in Liszt's letters for her Richard Wagner Museum. Sincerely, Winifred Wagner"

Letter to Oppel from Felix Salzer dated February 3, 1935.