Bajo esta denominación Parsons y Woolfson publicaron 10 exitosos discos de estudio: "I Robot" (1977), "Pyramid" (1978), "Eve" (1979), "The Turn of a Friendly Card" (1980), "Eye in the Sky" (1982), "Ammonia Avenue" (1984), "Vulture Culture" (1985), "Stereotomy" (1986) y "Gaudi" (1987).