This recording of a 1983 Brussels concert, part of a concert series directed by Godried-Willem Raes, was previously released under the same name on the Incus label. The album presents Evan Parker in an early electro-acoustic quartet, where George Lewis modifies his trombone with various accessories, most of which were amplified; Paul Lytton amplifies a part of his percussion set, along with cymbals, woodblocks and gongs; and Barry Guy uses amplification and effects processors with his double bass. This was a fertile period for these performers, experienced with the London Jazz Composers' Orchestra, examining improvisation and applying many methods and searching for sonic possibilities
