acoustic bass Gerald Brown bass [fender] Darrell Clayborn congas, bongos, percussion Big Black design [album] Jerry Napier drums Harold Mason graphics Grafica, Chicago guitar Calvin Keys guitar Nathen Page lacquer cut by Bob Berglund leader, keyboards, piano, electric piano, organ, synthesizer [moog] Doug Carn photography by Judson Brown producer Dick Schory producer Gene Russell tenor saxophone, soprano saxophone Ronnie Laws trombone Thurman Green vocals Doug Carn vocals John Conner vocals Joyce Greene Distributed By Ovation Records Manufactured By Ovation Records Phonographic Copyright (p) Ovation Incorporated Copyright (c) Ovation Incorporated Published By Jihad Music Published By Miyako Music Published By Sagfire Pressed By Shelley Products Rights Society: BMI Matrix / Runout: BJQD-21-A BB Ƨ (Side A runout) Matrix / Runout: BJQD-21-B BB (Side B runout) Pressing Plant ID: Ƨ (Etched side A runout)