Various, 10cc, Jerry Butler, Stevie Wonder, Jimi Entley Sound, Tin Tin, Dionne Warwick, Motherlode, The Escorts, The Undisputed Truth

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.