Moravian Duets (4), Op. 20/B. 50 – Antonín Dvořák
Luis Batlle (Piano), Mary Burgess (Soprano), Jon Humphrey (Tenor)
Recorded in August 1966 at Columbia 30th Street Studio, NYC
Duets (6), Op. 63 – Felix Mendelssohn
Luis Batlle (Piano), Ilona Kombrink (Mezzo Soprano), Benita Valente (Soprano)
Recorded in August 1966 at Columbia 30th Street Studio, NYC
Cançó Catalana No. 1 – Pablo Casals
Olga Iglesias (Soprano), Mieczyslaw Horszowski (Piano)
Recorded in November 1966
Cançó Catalana No. 2 – Pablo Casals
Olga Iglesias (Soprano), Mieczyslaw Horszowski (Piano)
Recorded in November 1966
De Cara al Mar – Pablo Casals
Olga Iglesias (Soprano), Mieczyslaw Horszowski (Piano)
Recorded in November 1966
Tres Estrofas de Amor – Pablo Casals
Olga Iglesias (Soprano), Mieczyslaw Horszowski (Piano)
Recorded in November 1966
Ballada de la Nova Solveig – Pablo Casals
Olga Iglesias (Soprano), Mieczyslaw Horszowski (Piano)
Recorded in November 1966
El Angel Travieso – Pablo Casals
Olga Iglesias (Soprano), Mieczyslaw Horszowski (Piano)
Recorded in November 1966