Findings:
- string quartet
- Four Quartets
- Barbershop quartet
- Helicopter String Quartet
- The Alexandria Quartet
- Kronos Quartet
- Quartet
- Fred Frith Guitar Quartet
- Hampton String Quartet
- Charles Lloyd Quartet
- World Saxophone Quartet
- The Million Dollar Quartet
- The Abarat Quartet
- Quartet for the End of Time
- Quartet for virus, kitten, miso and crucifix
- Sexual Disaster Quartet
- String quartet tribute
- Thelonious Monk Quartet with John Coltrane at Carnegie Hall
- The Dalemark Quartet
- Dave Brubeck Quartet
- Beethoven String Quartet Op. 18, No. 1 in F Major
- Beethoven's Late String Quartets
- Apparat Organ Quartet
- Schoenberg String Quartet no.2
- piano quartet
- Bartok string quartets
- Beethoven string quartet
- Das literarische Quartett
- James Taylor Quartet
- Mozart Requiem
- Mozart Piano Concerto No. 9
- Mozart Symphony 41
- I'm not exactly in the mood for Mozart and all that kind of goings-on
- The Mozart Effect
- Mozart
- Mozart's Ghost
- Café Mozart
- The good guys and the bad guys were on the back of the boat and I swear I only turned my back for a MINUTE but when I came back, they'd killed Mozart.
- Whistling Mozart at work
- Mozart Clarinet Concerto
- 'A Letter' from Wolfgang Amadeus Mozart
- Leopold Mozart
- Wolfgang Amadeus Mozart
- On the Absence of Keyboard Continuo in Haydn's Symphonies
- Haydn Symphony No. 45 'Farewell'
- Haydn's Chopin Liszt at Vivaldi's
- Franz Josef Haydn
- Lili Haydn
- Keith Jarrett's European Quartet
- Keith Jarrett's American Quartet
- Modern Jazz Quartet
- Lanz quartet
- John Coltrane Quartet
- Mozart Vesperae solennes de confessore, KV 339
- Mozart's Last Aria
- Mozart Kugeln
- Mozart Piano Concerto No. 21
- Mozart (user)
- Mozart Piano Concerto No. 9 ("Jeunehomme") in E-flat major, K. 271
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