1950: The first of the Prades Festival recordings on Columbia, including: Bach: Sonatas for Viola da Gamba, BWV 1027–1029, with Paul Baumgartner Schumann: Fünf Stücke im Volkston, with Leopold Mannes Schumann: Cello Concerto, with Casals conducting from the cello.
1950: Festivali i parë i Prades i regjistruar në Kolumbi, përfshirë: Bach: Sonetat për Viola da Gamba, BWV 1027–1029, me Paul Baumgartner Schumann: Fünf Stücke im Volkston, me Leopold Mannes Schumann: Cello Concerto, with Casals conducting from the cello.