Various, The Graham Bond Organization, Dave Berry, Blues Incorporated, Zoot Money's Big Roll Band, John Mayall & The Bluesbreakers, The Graham Bond Organization, Dave Berry, Dave Berry, The Graham Bond Organization, Zoot Money's Big Roll Band, The Graham Bond Organization, John Mayall & The Bluesbreakers, The Graham Bond Organization, Blues Incorporated, Otis Spann, The Artwoods, Champion Jack Dupree, John Mayall & The Bluesbreakers, Davy Graham, Otis Spann, Curtis Jones, Them, Mae Mercer, Otis Spann, The Graham Bond Organization, Rod Stewart, Champion Jack Dupree, Ronnie Jones, The Nightimers

Detroit Proto-Punk

Pull this thread and you get Michigan guitar noise from 1969 ballrooms to 1999 basements, unbroken.

San Francisco Psychedelia

Ballroom bands who stretched blues and folk into twenty-minute jams, pressed before anyone edited them down.