tracks 1, 2 bass Walter Booker tracks 1, 2 drums Idris Muhammad film director, cover Mark Allen tracks 3 harmonium Paul Arslanian tracks 1, 2 piano John Hicks recorded by, mixed by Mark Needham tenor saxophone, producer Pharoah Sanders Tracks 1 & 2: Great American Music Hall, San Francisco, April 1981 Track 3: recorded in an abandoned tunnel in Marin Headlands, July 1982. Barcode: 730182900095