Various, Savoy Brown, Gypsy, Python Lee Jackson, Mick Greenwood, Pure Prairie League, Burnin Red Ivanhoe, Bulldog, The Rolling Stones, David Bowie, Gift, Natural Acoustic Band, Keith Tippett

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.