Rainer Zepperitz (August 25, 1930 - December 23, 2009) was a German double bassist. Background Zepperitz was born in Bandung, Java. In his childhood he first learned the violin before moving to the
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8828c3a019f18eb8e80d9e43b125b344e1b77719aa355ceb084edcb393e52e5b. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8d7bdff0-b8cb-4447-8c68-54482ed362d6.json and https://artists.proofprofile.net/proofs/artist/8d7bdff0-b8cb-4447-8c68-54482ed362d6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Mozart: Serenade In G Major K. 525 "Eine Kleine Nachtmusik"; Ein Musikalischer Spass K. 522
Serenade In G Major, K.525 "Eine kleine Nachtmusik": 3. Menuetto (Allegretto)
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf86c4c11e6330485562084d9bac0e695107ea82bb814abeec3ded14bf460bd5c. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057900243.
Schubert: Piano Quintet "The Trout"; String Quartet "Death and the Maiden"
Piano Quintet in A Major, D. 667 "Trout": I. Allegro vivace
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Piano Quintet in A Major, D. 667 "Trout": II. Andante
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Piano Quintet in A Major, D. 667 "Trout": III. Scherzo (Presto)
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Piano Quintet in A Major, D. 667 "Trout": IV. Thema - Andantino - Variazioni I-V - Allegretto
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String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": I. Allegro
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String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": II. Andante con moto
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String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": III. Scherzo (Allegro molto)
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String Quartet No. 14 in D Minor, D.810 -"Death and the Maiden": IV. Presto
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Symphony No. 41 in C Major, K. 551 "Jupiter": 3. Menuetto (Allegretto)
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Symphony No. 35 in D Major, K. 385 "Haffner": I. Allegro con spirito
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Symphony No. 35 in D Major, K. 385 "Haffner": II. Andante
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Symphony No. 35 in D Major, K. 385 "Haffner": III. Menuetto
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Symphony No. 40 in G Minor, K. 550 (1st Version, No Clarinets): I. Molto allegro
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Symphony No. 40 in G Minor, K. 550 (1st Version, No Clarinets): II. Andante
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Symphony No. 29 in A Major, K. 201: I. Allegro moderato
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Symphony No. 29 in A Major, K. 201: II. Andante
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Symphony No. 40 in G Minor, K. 550: I. Molto allegro
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Symphony No. 32 in G Major, K. 318: I. Allegro spiritoso
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Symphony No. 32 in G Major, K. 318: II. Andante
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Symphony No. 32 in G Major, K. 318: III. Tempo I
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Clarinet Concerto in A Major, K. 622: I. Allegro
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Concerto for Flute, Harp, and Orchestra in C Major, K. 299: I. Allegro
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Horn Concerto No. 1 in D Major, K. 412: I. Allegro
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Sinfonia concertante in E-Flat Major, K. 297b: I. Allegro
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Clarinet Concerto in A Major, K. 622: II. Adagio
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Concerto for Flute, Harp, and Orchestra in C Major, K. 299: II. Andantino
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Sinfonia concertante in E-Flat Major, K. 297b: II. Adagio
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Clarinet Concerto in A Major, K. 622: III. Rondo. Allegro
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Sinfonia concertante in E-Flat Major, K. 297b: III. Andantino con variazione
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Flute Concerto in G Major, K. 313: I. Allegro maestoso
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Oboe Concerto in C Major, K. 314: I. Allegro aperto
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Flute Concerto in G Major, K. 313: II. Adagio non troppo
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Oboe Concerto in C Major, K. 314: II. Adagio ma non troppo
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Horn Concerto No. 2 in E-Flat Major, K. 417: III. Rondo. Allegro
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Flute Concerto in G Major, K. 313: III. Rondo. Tempo di menuetto
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Oboe Concerto in C Major, K. 314: III. Rondo (Allegretto)
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Horn Concerto No. 3 in E-Flat Major, K. 447: I. Allegro
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Serenade in B-Flat Major, K. 361 "Gran partita": III. Adagio
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Bassoon Concerto in B-Flat Major, K. 191: I. Allegro
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Serenade in E flat, K.375: 1. Allegro maestoso
Bläservereinigung der Wiener Philharmoniker
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Bassoon Concerto in B-Flat Major, K. 191: II. Andante ma adagio (Cadenza: Zeman)
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Bassoon Concerto in B-Flat Major, K. 191: III. Rondo. Tempo di menuetto
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Horn Concerto No. 4 in E-Flat Major, K. 495: I. Allegro maestoso
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Serenade in E flat, K.375: 5. Finale (Allegro)
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Serenade for Winds in C Minor, K. 388: I. Allegro
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Albinoni: Adagio in G Minor / Pachelbel: Canon
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Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": I. Largo – II. Fantasmi. Presto
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Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": III. Largo – IV. Presto
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Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": V. Il sonno. Largo – VI. Allegro
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air "on the G String"
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Canon and Gigue in D Major, P. 37: Canon in D Major, P. 37/1 (Orch. Seiffert) - Recorded 1983
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Canon and Gigue in D Major, P. 37: Gigue in D Major, P. 37/2 (Orch. Seiffert)
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Orfeo ed Euridice, Wq. 30, Act II: Dance of the Blessed Spirits. Andante - Melody - Da capo
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Serenata notturna in D Major, K. 239: I. Marcia. Maestoso
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Serenata notturna in D Major, K. 239: II. Menuetto – Trio
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Serenata notturna in D Major, K. 239: III. Rondeau Allegretto – Adagio – Allegro
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Berliner Philharmoniker - The Christmas Album
Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": I. Vivace – Grave – II. Allegro
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Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": III. Adagio – Allegro – Adagio
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Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": IV. Vivace
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Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": V. Allegro –
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Concerto grosso No. 8 in G Minor, Op. 6/8 "Christmas Concerto": VI. Largo. Pastorale
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Brass Ensemble of the Berlin Philharmonic Orchestra
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The Nutcracker, Op. 71, Act I: No. 2, March
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Concerto grosso in G Minor, Op. 8 No. 6 "Christmas Concerto": I. Grave – Vivace – Adagio –
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Concerto grosso in G Minor, Op. 8 No. 6 "Christmas Concerto": II. Largo –
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Concerto grosso in G Minor, Op. 8 No. 6 "Christmas Concerto": III. Vivace
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Gigue in D Major, P. 37/2 (Orch. Seiffert) - Recorded 1969
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The Four Seasons, Winter, Violin Concerto in F Minor, Op. 8/4, RV 297: II. Largo
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The Four Seasons, Winter, Violin Concerto in F Minor, Op. 8/4, RV 297: III. Allegro
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Concerto grosso No. 12 in C Major, Op. 3/12 "Christmas Concerto": I. Largo (Pastorale per il Santissimo Natale)
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Concerto grosso No. 12 in C Major, Op. 3/12 "Christmas Concerto": II. Largo
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Concerto grosso No. 12 in C Major, Op. 3/12 "Christmas Concerto": III. Allegro
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The Nutcracker Suite, Op. 71a: IIa. March
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The Nutcracker Suite, Op. 71a: IIb. Dance of the Sugar Plum Fairy
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The Nutcracker Suite, Op. 71a: IIc. Russian Dance (Trepak)
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Concerto for 4 Violins in F Major, Op. 3/7, RV 567 (L'estro armonico No. 7): II. Adagio
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Concerto for 4 Violins in F Major, Op. 3/7, RV 567 (L'estro armonico No. 7): IV. Adagio – Allegro
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Violin Concerto in D Major, RV 234 "L'inquietudine": I. Allegro
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Violin Concerto in D Major, RV 234 "L'inquietudine": II. Largo
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Violin Concerto in D Major, RV 234 "L'inquietudine": III. Allegro
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Vesperae solennes de confessore, K. 339: V. Laudate Dominum - Live
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Mass In C, K.317 "Coronation": 6. Agnus Dei - Live
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Fünfstimmige Blasmusik: Intrada - Intrada - Sarabande - Intrada - Intrada
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The Four Seasons, Winter, Violin Concerto in F Minor, Op. 8/4, RV 297: I. Allegro non molto
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Concerto grosso No. 3 in E Minor, Op. 6/3, HWV 321: I. Larghetto
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Concerto grosso No. 3 in E Minor, Op. 6/3, HWV 321: II. Andante
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Concerto grosso No. 3 in E Minor, Op. 6/3, HWV 321: III. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. [Allegro] - Recorded 1964
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Mozart: Divertimento K.334; Serenata notturna K.239
Divertimento in D Major, K. 334 (Orch. Perf.): I. Allegro
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Divertimento in D Major, K. 334 (Orch. Perf.): II. Theme & Variations. Andante
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Divertimento in D Major, K. 334 (Orch. Perf.): III. Menuetto – Trio
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Divertimento in D Major, K. 334 (Orch. Perf.): IV. Adagio
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Divertimento in D Major, K. 334 (Orch. Perf.): V. Menuetto – Trio I – Trio II
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Divertimento in D Major, K. 334 (Orch. Perf.): VI. Rondo. Allegro
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Ancient Airs & Dances, Suite III, P. 172: III. Siciliana (Anonymous)
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Concerto grosso No. 6 in G Minor, Op. 6/6, HWV 324: III. Musette. Larghetto
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": I. Largo – II. Grave
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": III. Vivace – Adagio
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": IV. Grave – Adagio
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": V. Largo andante
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": VI. Andante – Adagio
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Concerto grosso in F Minor, Op. 1 No. 8 "Christmas Concerto": VII. Pastorale. Largo Andante
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Adagio in G Minor "Albinoni's Adagio" - Recorded 1983
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The Four Seasons, Autumn, Violin Concerto in F Major, Op. 8/3, RV 293: II. Adagio molto
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Violin Concerto in E Major, RV 271 "L'amoroso": I. Allegro
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12 Contredanses, WoO 14: No. 2 in A Major
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12 Contredanses, WoO 14: No. 3 in D Major
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12 Contredanses, WoO 14: No. 4 in B-Flat Major
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12 Contredanses, WoO 14: No. 5 in E-Flat Major
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12 Contredanses, WoO 14: No. 6 in C Major
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Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio - Excerpt
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The Moldau (From Má Vlast), JB 1:112 - Version 1960
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Piano Concerto No. 5 in E flat major Op. 73 -"Emperor": 2. Adagio un poco mosso - Excerpt
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Requiem, K. 626: IIIf. Lacrimosa - Recorded 1962
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Symphony No. 8 in B Minor, D. 759 "Unfinished": I. Allegro moderato
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Symphony No. 8 in B Minor, D. 759 "Unfinished": II. Andante con moto
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Coriolan, Op. 62: Coriolan Overture, Op. 62 - Recorded 1966
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Piano Concerto No. 3 in C Major, Op. 26: I. Andante - Allegro
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Piano Concerto No. 3 in C Major, Op. 26: III. Allegro ma non troppo
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Divertimento in B flat, K.186: 5. Allegro
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Six German Dances, K.600: No. 5 in G (Trio: Der Kanarienvogel)
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Minuet in B Flat Major & Trio in E Flat Major, K15pp/qq
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Serenade in G Major, K. 525 "Eine kleine Nachtmusik": 1. Allegro
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Theme
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 1
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 2
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 3
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 4
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 5
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Violin Sonata in F Major, K. 377: II. Andante con variazioni: Var. 6
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Divertimento in B flat, K.270: 4. Presto
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Wir entdecken Komponisten: Franz Schubert – Die verschwundene Symphonie
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Unterstufenchor Des Hansa-Gymnasiums, Hamburg-Bergedorf
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Eine kleine Nachtmusik, K. 525: I. Allegro
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Eine kleine Nachtmusik, K. 525: II. Romance. Andante
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Eine kleine Nachtmusik, K. 525: III. Menuetto. Allegretto
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Eine kleine Nachtmusik, K. 525: IV. Rondo. Allegro
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Beethoven: Kammermusik Für Bläser - Chamber Music For Wind Instruments - Musique De Chambre Pour Instruments Á Vent
Mozart, W.A.: Serenade No.13 In G K.525 "Eine Kleine Nachtmusik"; Serenade No.6 In D Major, K.239; Serenade No.10 In B Flat Major, K.361 "Gran Partita"
Eine kleine Wassermusik [Eloquence Junior]