thumb|alt=Portrait of middle-aged man|Smetana, center|frameless|upright|alt=signature written in ink in a flowing script Bedřich Smetana ( ; ; 2 March 1824 – 12 May 1884) was a Czech composer who pi
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7701a911e9195de2cbb6ac09a7b6a629b5a6099d987cb0f922159c8821df919e. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/7780ce7e-f8f9-4485-9f61-09c064119ce3.json and https://artists.proofprofile.net/proofs/artist/7780ce7e-f8f9-4485-9f61-09c064119ce3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Rameau: Les Indes galantes, Quatrième entrée "Les sauvages": "Forêts paisibles" (Zima, Adario, Sauvages)
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
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfee9c274a3a4f959f51b7a55aa1793bea0e57489ef9d85fe256ae653907659e0. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), 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/GBAYC1302318.
Dvořák: From the Bohemian Forest, Op. 68, B. 133: V. Silent Woods
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Ligeti: Mátraszentimrei dalok: No. 4, Erdőbe, erdőbe
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Chabrier: Suite pastorale: III. Sous-bois
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Fauré: 3 Mélodies, Op. 85: No. 1, Dans la forêt de septembre
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Strauss II, J: Geschichten aus dem Wienerwald, Op. 325
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Wagner: Siegfried, Act 2: Forest Murmurs
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Rossini: Guillaume Tell, Act 2: "Sombre forêt" (Mathilde)
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Debussy: Pelléas et Mélisande, CD 93, L. 88, Act 1: Introduction
Orchestre De La Société Des Concerts Du Conservatoire
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Gluck: Orphée et Eurydice, Wq. 41, Act 1: Chœur. "Ah ! Dans ce bois tranquille et sombre" (Nymphes, Bergers, Orphée)
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Villa-Lobos: Floresta do Amazonas, W551: Melodia Sentimental (Arr. Barbosa-Lima for Guitar)
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Smetana: Má Vlast: IV. From Bohemian Woods and Fields
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Mirages. Hidden Treasures of Classical Piano
6 Bagatelles, Op. 126: No. 1, Andante Con Moto
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Klassische Musik für den Sommer - Über das Meer
Debussy: Petite suite, CD 71, L. 65: I. En bateau (Orch. Büsser)
Orchestre de chambre Jean-François Paillard
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Satie: Sports et divertissements: No. 9, Le bain de mer
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Britten: Four Sea Interludes from Peter Grimes, Op. 33a: No. 3, Moonlight
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Chopin: 12 Études, Op. 25: No. 12 in C Minor
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Vivaldi: Flute Concerto in F Major, Op. 10 No. 1, RV 433 "La tempesta di mare": I. Allegro
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Debussy: La Mer, CD 111, L. 109: II. Jeux de vagues
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Bridge: The Sea: I. Seascape. Allegro ben moderato
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b2412278ab35316db87d61b3eca73ff5203cf3ceedfd42d1daed34e678d96cb. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/FRZ201900495.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa397307adb29f5e9532b2ab2f40c797e5c1d1fd1974adb9ecee17286dbb99580. 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/FRZ118306170.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0245b4b368172c8aa1569119be561437f359603105e6ff3c212b71c82cf06cac. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/FRZ209908224.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe80dfc37d7519a3122eb904b3af772a7d67ef612b8559fd279bbf7c4465e10f9. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEA809177041.
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Ives: Set No. 3 for Chamber Orchestra: I. At Sea. Adagio sostenuto
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Sibelius: Pelléas et Mélisande, Op. 46: III. At the Seashore
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Mendelssohn: The Hebrides, Op. 26, MWV P7 "Fingal's Cave"
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Coates: By the Sleepy Lagoon (Instrumental Version)
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Ravel: Miroirs, M. 43: III. Une barque sur l'océan
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Die Moldau - Klassik die man gehört haben muss
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Smetana: String Quartet No. 1 / From My Life - Loudová: String Quartet No. 2 (In One Movement)
Women of Piano: Great Female Pianists of the Golden Age
The Bartered Bride, JB 1:100: Overture - Live
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The Bartered Bride, JB 1:100 / Act II: Furiant - Live At Grosser Saal, Musikverein, Wien / 1986
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeef98e8da89d99e8ecb205f1d3c28fe7c03eac8c4eccab258b2eb7a544adfc10. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEF058603190.
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Serenade for Strings in E Major, B.52: I. Moderato
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Serenade for Strings in E Major, B.52: III. Scherzo. Vivace
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Serenade for Strings in E Major, B.52: V. Finale. Allegro Vivace
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Suite for String Orchestra, JW6 No. 2: III. Andante con Moto
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Suite for String Orchestra, JW6 No. 2: IV. Presto
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Suite for String Orchestra, JW6 No. 2: VI. Andante
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Berliner Philharmoniker: Sibelius & Smetana
Dvořák: Symphony No. 7; Slavonic Dances; Smetana: Vltava
Má vlast, JB 1:112: No. 1, Vyšehrad (Live)
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Piano Trio No. 5 in D Major, Op. 70 No. 1 "Geistertrio": I. Allegro vivace e con brio - Live
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Piano Trio in G Minor, Op. 15: III. Finale. Presto - Live
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Smetana: 3 Salon Polkas, Op. 7: No. 1 in F-Sharp Major
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Smetana: 3 Salon Polkas, Op. 7: No. 3 in E Major
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Smetana: 3 Poetic Polkas, Op. 8: No. 1 in E-Flat Major
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Smetana: Memories of Bohemia in the Form of Polkas, Op. 12: No. 1 in A Minor
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Smetana: Triumphal Symphony & Overture and Dances from The Bartered Bride
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Má Vlast, JB1:112: 4. Z ceskych luhu a haju
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Smetana: Má vlast (My Country), JB 1:112
Má vlast (My Country), JB 1:112: No. 1. Vysehrad (The High Castle)
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Smetana: Prodana nevesta (Sung in German) [Live]
Janáček: String Quartets Nos. 1 & 2 – Smetana: String Quartet No. 1 "From My Life"
String Quartet No. 1 in E Minor, JB 1:105: I. Allegro vivo appassionato
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String Quartet No. 1 in E Minor, JB 1:105: II. Allegro moderato a la polka
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String Quartet No. 1 in E Minor, JB 1:105: III. Largo sostenuto
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String Quartet No. 1 in E Minor, JB 1:105: IV. Vivace
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String Quartet No. 2 in D Minor, JB 1:124: II. Allegro moderato - Andante cantabile
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Smetana, Complete Works, Vol. 2: Piano Compositions
Smetana: Bartered Bride (The Beecham Collection)
6 Characteristic Pieces, Op. 1, JB 1:35: No. 6 in D Minor, Despair. Presto rubato
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Woodland Feelings and Impressions in F Minor, JB 1:31
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Album Leaf for Kateřina Kolářová in B Major, JB 1:20
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Album Leaf for Elisabeth Felicitas Thun in A-Flat Major, JB 1:25
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Album Leaf for Vazlaw Ulwer in E-Flat Minor, JB 1:23
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Album Leaf for Marie Prokschové in C Major, JB 1:81
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The Bartered Bride: ACT II, Scene 4. Kecal Jak pravím, hezká je
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The Bartered Bride: ACT II, Kecal Nuže, milý chasníku
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The Bartered Bride: ACT I, Scene 1. Sbor Proč bychom se netěšili
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The Bartered Bride: ACT II, Scene 5. Jeník Až uzříš, komus
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The Bartered Bride: ACT I, Mařenka Kdybych se co takového
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The Bartered Bride: ACT I, Mařenka Konečně je celá
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The Bartered Bride: ACT I, Scene 3. Kecal Jak vám pravím
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The Bartered Bride: ACT III, Principál Ohlašujeme slavnému publikum
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The Bartered Bride: ACT I, Kecal Mladík slušný a mravů víc tichých
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The Bartered Bride: ACT III, Principál, Esmeralda Milostné zvířátko
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The Bartered Bride: ACT II, Scene 1. Sbor To pivečko to věru je nebeský dar
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The Bartered Bride: ACT III, Scene 4. Mařenka Ne, tomu nevěřím
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The Bartered Bride: ACT III, Scene 5. Vašek Co... co pořáde chcete?
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The Bartered Bride: ACT III, Všichni Rozmysli si, Mařenko, rozmysli
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The Bartered Bride: ACT III, Scene 7. Jeník Mařenko má, Mařenko má
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The Bartered Bride: ACT III, Jeník Utiš se, dívko, utiš se
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The Bartered Bride: ACT III, Vašek Ne... ne... nebojte se!
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The Bartered Bride: ACT III, Sbor Dobrá věc se podařila
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SMETANA: Polkas, Bagatelles & Impromptus
Macbeth a carodejnice (Macbeth and the Witches)
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Horizons. Piano Music from the Golden Age
Rafael Kubelík - The Mercury Masters (Vol. 7 - Smetana: Má Vlast)
Má vlast (My Country): No. 2, Vltava [Moldau]
Polish National Radio Symphony Orchestra
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Smetana: Má vlast (Digitally Remastered)
Má Vlast, JB1:112: Má Vlast, JB1:112: I. Vyšehrad
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Má Vlast, JB1:112: Má Vlast, JB1:112: II. Vltava
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Má Vlast, JB1:112: Má Vlast, JB1:112: IV. Z českých luhů a hájů
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Má Vlast, JB1:112: Má Vlast, JB1:112: V. Tábor
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Smetana: The Moldau & Other Masterpieces
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Smetana: Memories of Bohemia in the Form of Polkas, Op. 13: No. 1 in E Minor
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Smetana: Bagatelles et impromptus: No. 7, L'amour
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The Bartered Bride, JB 1:100, Act I, Scene 1: Let Us Rejoice, Let´s Be Merry
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The Bartered Bride, JB 1:100, Act II, Scene 1: Furiant
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The Bartered Bride, JB 1:100, Act III, Scene 3: We Shall Make a Graceful Little Bear of You ... (Principál komediantů, Esmeralda, komediantka)
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Smetana: The Bartered Bride. Highlights from the Opera
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The Bartered Bride, JB 1:100, Act I, Scene 1: Let Us Rejoice, Let's Be Merry
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The Bartered Bride, JB 1:100, Act I, Scene 5: Finale. Polka and Chorus. Come On, Girl, Let's Be Merry ...
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Smetana: The Bartered Bride (Sung in German)
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Libuše, JB 1:102, Act III: Libuše´s Prophecy, Picture VI, The Royal Castle in Prague Czech People Shall Never Perish (Libuše, kněžna česká)
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Smetana: Libuše. Festive Opera in 3 Acts
The Kiss, JB 1:104, Act I, Scene 5: "No, I Say, Leave Me Be!" (Vendulka, Lukáš)
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The Kiss, JB 1:104, Act II, Scene 9: "It’s Him! It’s Her!" (Father Paloucký, Vendulka, Tomeš, Martinka, Matouš, Barče)
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Schumann: Kinderszenen, Op. 15: No. 1, Von fremden Ländern und Menschen
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Haydn: Toy Symphony: III. Finale. Allegro (Also Attributed to Mozart or Angerer)
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Poulenc: Villageoises, FP 65 "6 Petites pièces enfantines": No. 2, Staccato
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Satie: Sports et divertissements: No. 6, Colin-maillard
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Tansman: Pour les enfants, Quatrième recueil: No. 2, Cheval mécanique
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Prokofiev: Music for Children, Op. 65: No. 10, March
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Bizet: Petite suite from "Jeux d'enfants", Op. 22, WD 39: III. Impromptu "La toupie"
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Kabalevsky: 30 Pieces for Children, Op. 27: No. 2, Little Song
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Handel: Laudate pueri Dominum, HWV 237: I. Laudate pueri Dominum
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Bach: Notebook for Wilhelm Friedemann Bach: No. 8, Prelude in F Major, BWV 927
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Bartók: For Children, Sz. 42, Book I "Hungarian Folk Songs": No. 13, Runaway Horse. Andante
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Kosma: Suite symphonique d'après "Les portes de la nuit": IV. Chanson "Les enfants qui s'aiment"
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Shostakovich: Children's Notebook, Op. 69: No. 4, Merry Tale
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Vaughan Williams: 10 Blake Songs: No. 1, Infant Joy
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Beethoven: Piano Exercise in C Major, Hess 59
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Ravel: Ma mère l'Oye, M. 60: III. Laideronnette, impératrice des pagodes
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Debussy / Orch. Caplet: La boîte à joujoux, CD 136, L. 128: I. Prélude. Le sommeil de la boîte
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Khachaturian: Children's Album, Book I, Op. 62: No. 1, Andantino
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Zelenka: Laudate pueri, ZWV 81: I. Laudate pueri
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Mendelssohn: 6 Kinderstücke, Op. 72: No. 1, Allegro non troppo, MWV U171
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Vivaldi: Gloria in D Major, RV 589: I. Gloria in excelsis Deo
Academy of St Martin in the Fields Chorus
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CPE Bach: Notebook for Anna Magdalena Bach: March in D Major (Formerly Attributed to JS Bach as BWV Anh. 122)
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Gounod: 15 Mélodies enfantines: No. 15, L'arithmétique
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Ropartz: Jeunes filles: No. 5, La capricieuse
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Grieg: The Mountain Maid, Op. 67: No. 6, Kidlings' Dance (Version for Trumpet and Piano)
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Rossini: Péchés de vieillesse, Vol. 5 "Album pour les enfants adolescents": No. 10, Ouf ! Les petits pois
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Elgar: Dream Children, Op. 43: I. Andante
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Villa-Lobos: A prole do bebê No. 1, W140: VI. A pobrezinha "A boneca de trapo"
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Mussorgsky: The Nursery: No. 7, Sailor the Cat
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Mompou: Scènes d'enfants: No. 5, Jeunes filles au jardin
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Britten: 4 Chansons françaises: No. 3, L'enfance
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Pierné: Album pour mes petits amis, Op. 14: No. 6, Marche des petits soldats de plomb
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Berlioz: L'enfance du Christ, Op. 25, H 130, Pt. 2 "La fuite en Égypte": L'adieu des bergers. "Il s'en va loin de la terre" (Chœur)
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Tchaikovsky: Children's Album, Op. 39: No. 23, The Organ-Grinder Sings
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Saint-Saëns: Étienne Marcel, Act III: Divertissement. Entrée des écoliers et des ribaudes (Transcr. Debussy for 2 Pianos)
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Granados: Cuentos de la juventud, Op. 1: No. 1, Dedicatoria (Transcr. Isbin for Guitar)
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Franck: Les plaintes d'une poupée, FWV 20
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Brahms: 15 Volkskinderlieder, WoO 31: No. 4, Sandmännchen (Orch. Mackerras)
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Reger: 5 Neue Kinderlieder, Op. 142: No. 3, Maria am Rosenstrausch
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Pergolesi: Laudate pueri Dominum: VII. Sicut erat in principio
Coro della Radiotelevisione Svizzera Italiana
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Françaix: 15 Portraits d'enfants d'Auguste Renoir: No. 7, Fillette au chapeau bleu
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Zzz - Classical Dream. Music for Deep Sleep
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": III. Largo
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Brahms: 5 Lieder, Op. 49: No. 4, Wiegenlied (Arr. Mørk for Piano & Cello)
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Mozart: Eine kleine Nachtmusik, K. 525: III. Menuetto. Allegretto
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": I. Largo
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Traditional: El noi de la mare (Arr. Llobet for Guitar)
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Saint-Saëns: 2 Chœurs, Op. 68: No. 1, Calme des nuits
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Tchaikovsky / Arr. Stetsuk for Cello and Orchestra: 16 Children's Songs, Op. 54: No. 10, Lullaby in a Storm
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Humperdinck: Hänsel und Gretel, Act 2: "Abends, will ich schlafen gehn" (Hänsel, Gretel)
Symphonieorchester des Bayerischen Rundfunks
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Mozart: Serenade for Winds No. 12 in C Minor, K. 388 "Nachtmusik": III. (b) Trio in canone al roverscio
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Vivaldi: Flute Concerto in G Minor, Op. 10 No. 2, RV 439 "La notte": V. Il sonno. Largo
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Tchaikovsky: Mazeppa, Act 3: Maria's Lullaby (Arr. Milstein for Violin and Piano)
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Telemann: Oboe Concerto in F Minor, TWV 51:f1: II. Largo e piano
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Britten: 2 Lullabies for Two Pianos: No. 2, Lullaby for a Retired Colonel
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Schumann: Kinderszenen, Op. 15: No. 7, Träumerei
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Tchaikovsky: Children's Album, Op. 39: No. 21, Sweet Dreams
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Tchaikovsky: 16 Children's Songs, Op. 54: No. 10, Lullaby in a Storm
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Anonymous: Lullaby, Lullow "I Saw a Swete Semly Syght"
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Gershwin: 3 Preludes: No. 2, Andante con moto "Blue Lullaby"
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Purcell: Funeral Sentences: Man That Is Born of a Woman, Z. 27
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Debussy: Children's Corner, CD 119, L. 113: No. 2, Jimbo's Lullaby
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Schoenberg: Verklärte Nacht, Op. 4: I. Sehr langsam
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Tchaikovsky: 6 Romances, Op. 16: No. 1, Lullaby (Piano Version)
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Bach, JS: Goldberg Variations, BWV 988: Aria da capo
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Rachmaninov: 12 Romances, Op. 21: No. 5, Lilacs (Version for Piano)
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Fauré: 3 Mélodies, Op. 7: No. 1, Après un rêve (Version for Cello and Piano)
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Vaughan Williams: Hodie, a Christmas Cantata: XI. Lullaby. "Sweet Was the Song the Virgin Sang"
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Mozart: Serenade for Winds No. 10 in B-Flat Major, K. 361 "Gran partita": V. (a) Romance. Adagio
Berliner Philharmonisches Bläserensemble
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Vivaldi: Concerto for Two Mandolins in G Major, RV 532: II. Andante
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Grieg: 19 Norwegian Folk Songs, Op. 66: No. 17, Lullaby
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Mahler: Symphony No. 5 in C-Sharp Minor: IV. Adagietto. Sehr langsam (Excerpt)
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Massenet: 2 Berceuses: No. 1, Très calme avec un sentiment intime
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Stravinsky: The Rake's Progress, Act 3: Lullaby. "Gently, Little Boat" (Anne, Chorus)
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Delius: 5 Little Pieces: No. 4, Lullaby for a Modern Baby (Orch. Fenby)
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Tchaikovsky: 6 Pieces, Op. 19: No. 1, Rêverie du soir
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Offenbach: Les contes d'Hoffmann, Act 3: Barcarolle
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Marcello, A: Oboe Concerto in D Minor, S. Z799: II. Adagio
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Mendelssohn: A Midsummer Night's Dream, Op. 61, MWV M13: No. 5, Intermezzo
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Stanford / Orch. Gamley: Songs of Old Ireland: No. 30, Irish Lullaby
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Ravel: Berceuse sur le nom de Fauré, M. 74
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Shostakovich / Arr. Atovmyan: The Gadfly, Suite Op. 97a: No. 8 Romance
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Handel: Serse, HWV 40, Act 1: Largo. "Ombra mai fu" (Version for Trumpet and Organ)
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Tormis: Swing Songs: No. 2, The Sea Under the Swing
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Klassik die man kennen muss! Die größten Werke der Klassischen Musik
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Má vlast, JB 1:112: II. Vltava, "The Moldau"
J'aime pas le classique mais ca j'aime bien
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Ich mag keine Klassik, aber das gefällt mir!
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Smetana: Má Vlast, JB 1/112: II. Die Moldau (Excerpt)
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