Hummel, Crusell / The Music Party – Clarinet Quartet / Clarinet Quartet No.2 (1973, Vinyl) - Discogs
Hummel, Weber, Alan Hacker, The Music Party - Hummel;Clarinet Quartet - Amazon.com Music
Johann Nepomuk Hummel Clarinet Quartet in E flat Major (WoO 1807)
Johann Nepomuk Hummel Clarinet Quartet in e flat major (1808) - YouTube
Sheet music for Clarinet Quartet, E flat major, op. WoO | Chambermusicpublisher
Hummel: Bassoon Concerto, Clarinet Quartet, etc, Diego Dini-Ciacci | CD (album) | Muziek | bol.com
Hummel Clarinet Quartet in E-flat major Vienna Chamber Ensemble - YouTube
Quartet By Johann Nepomuk Hummel (1778-1837) - Score And Parts Sheet Music For Clarinet, Violin, Viola And Cello - Buy Print Music M7.BP-1498 | Sheet Music Plus
Carl Maria von Weber Antoine Reicha Johann Hummel Clarinet Quintets Quartet CD 74645796826 | eBay
Clarinet Quartet in E-Flat Major, S.78/W5: III. Andante on Spotify