Roberts, D. 1977. Review of Simon Jeffes: Music from the Penguin Cafe, Roger Dean’s Lysis: Lysis Live, David Rosenboom & J.B. Floyd: Suitable for Framing, The Sounds of Sound Sculpture, and David Rosenboom: Brainwave Music. Contact: A Journal for Contemporary Music (1971-1990). 16 (Mar. 1977). DOI:https://doi.org/10.25602/GOLD.cj.v0i16.1071.