Fleetwood Mac, Otis Spann, Willie Dixon, Walter Horton, J.T. Brown, Buddy Guy, David "Honeyboy" Edwards, S.P. Leary

Balearic

Not a genre — a permission slip. Anything works at the right tempo in front of the right sunset.

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.