Columbia ML4495 (mono) & MS 4495(stereo) (LP) Sonatina for Violin and Harpsichord / Walter Piston String Quartet (in four parts) 1950 / John Cage

Wlater Piston: Sonatina for Violin and Harpsichord
John Cage: String Quartet in Four Parts (1949/50)

New Music String Quartet. Alexander Schneider, violin. Ralph Kirkpatrick, harpsichord

Recording details unknown. Recorded (mono) under supervision of the composer
LP released in 1953

Sources: New Albion Discography, Cornell University Library Catalog and Paul van Emmerik: Diskographie in "John Cage - Musik-Konzepte Sonderband II"