Rock 1977 CD, Cassette, Vinyl Wea/Warner Brothers ASIN: B000002KHA Tom Dowd, Steve Cropper-Guitar; John Mayall-Harp; Tommy Vig-Percussion ; David Foster-Keyboards; Carmine Appice-Drums, Vocals, Vocals (bckgr); Richard Greene-Violin; Nicky Hopkins-Keyboards; Phil Chen-Bass, Drums, Vocals, Vocals (bckgr); Paulinho Da Costa-Percussion; Jim Cregan-Guitar, Vocals, Vocals (bckgr); Gary Grainger-Guitar, Vocals (bckgr); Wally Heider-Engineer; John Jarvis-Keyboards, Vocals (bckgr), Transfers; Andy Johns-Vocals (bckgr), Engineer, Mixing; Phil Kenzie-Horn; John Naslen-Engineer; Del Newman-Strings, Arranger, String Arrangements; Billy Peek-Guitar, Vocals (bckgr;) Mark Stein-Vocals (bckgr); Fred Tackett-Guitar; Kosh-Art Direction, Design; Paulinho DeCosta-Percussion; Lee Hulko-Mastering; David Alexander-Photography, Cover Photo; Sy Potma-Engineer; Bill Peck-Guitar Time 44:06<br> Rod Stewart-Arranger, Vocals (bckgr), Art Direction, Design