<P>Chambers is a virtually complete collection of composer Alvin Lucier's major works from 1965 to 1977, interspersed with twelve interviews with the composer by Douglas Simon. Each score is written in prose and may be read by musicians as instructions for performance or by general readers as descriptions of imaginary musical activities. In response to Simon's searching questions, Lucier expands on each composition, not only explaining its genesis and development but also...