Janáček Quartet (Jiří Trávníček and Adolf Sýkora, violins ; Jiří Kratochvíl, viola ; Karel Krafka, violoncello) ; Smetana Quartet (Jiří Novák and Lubomír Kostecký, violins ; Milan Škampa, viola ; Antonín Kohout, violoncello) ; Suk Trio (Jan Panenka, piano ; Josef Suk, violin ; Josef Chuchro, violoncello)
Previously released in 1967 and 1968.
Recorded 1966 September and 1968 June Domovina Studio, Prague.