Led Zeppelin:
Jimmy Page (guitar, music writing, studio mixing)
Robert Plant (lead vocals)
John Paul Jones (bass)
John Bonham (drums)
Deep Purple:
Ritchie Blackmore (guitar)
Jon Lord (keyboards, organ)
Ian Paice (drums)
Ian Gillan (lead vocals)
Roger Glover (bass)
The Allman Brothers:
Gregg Allman (organ, vocals)
Duane Allman (guitar, vocals)
Dickey Betts (guitar, vocals)
Berry Oakley (bass, vocals)
Butch Trucks (drums)
Jai Johanny Johanson (drums)
Tom Doucette (harp)
Emerson, Lake and Palmer (ELP):
Keith Emerson (keyboards, piano)
Greg Lake (guitar, vocals)
Carl Palmer (drums)
Yes:
Jon Anderson (vocals)
Steve Howe (guitar)
Chris Squire (Bass, vocals)
Rick Wakeman (Keyboards)
Alan White (drums)
Black Sabbath:
John "Ozzy" Osbourne (lead vocals)
Tony Iommi (guitar, music writing)
Geezer Butler (bass, lyricist)
Bill Ward (drums)