Dial 19 and 20 (2 LP's)

Sonatas and Interludes for prepared piano - John Cage

John Cage: Sonatas and Interludes (1946-48)

Maro Ajemian, prepared piano

Recorded (mono) in 1950 in the Studios of WOR in New York City.
This is the original two-record release of Maro Ajemian's famous interpretation of the Sonatas and Interludes. In 1965 it was re-released on CRI SD 199 (LP). Also released on LP's Harmonia Mundi HMO 34730 and Harmonia Mundi HM 730 (1980?).
In 1995 released on CD: CRI 700
Currently available on CD: él records ACMEM88CD

This LP released in 1951

Source: New Albion Discography