Leroy Williams

Reuben Wilson (organ), Grant Green (guitar), Lee Morgan (trumpet), Leo Morris (drums), George Coleman (tenor saxophone), Claude Bartee (tenor saxophone), Willie Bivens (vibraphone), Ronnie Foster (organ), Joseph Armstrong (conga), Lou Donaldson (alto saxophone), Fred Ballard (trumpet), Leon Spencer (organ), Melvin Sparks (guitar), William Bivens (vibraphone), Idris Muhammad (drums), Blue Mitchell (trumpet), Charles Earland (organ), Jimmy Ponder (guitar), Big John Patton (organ), Marvin Cabell (tenor saxophone), James "Blood" Ulmer (guitar), Leroy Williams (drums), Stanley Turrentine (saxophone, tenor saxophone), Dr. Lonnie Smith (organ), Rudy Jones (tenor saxophone), Ronnie Cuber (baritone saxophone), Larry McGee (guitar), Sylvester Goshay (drums), Garnett Brown (trombone), James Spaulding (alto saxophone), McCoy Tyner (piano), Bob Cranshaw (bass), Ray Lucas (drums), Richard Landrum (percussion)

Barry Harris Trio, Ron Carter (upright bass), Leroy Williams (drums), Barry Harris (piano)

Rein De Graaff, Henk Haverhoek, Leroy Williams (drums)

John Patton, Marvin Cabell (tenor saxophone), James "Blood" Ulmer (guitar), Marvin Cabell (soprano saxophone), Marvin Cabell (flute), Leroy Williams (drums), George Coleman (tenor saxophone)