In smoky rooms above pubs, bare rooms with battered stools and beer-stained tables, where the stage was little more than a scrap of carpet and sound systems were unheard of, an acoustic revolution took place in Britain in the 1950s and '60s. This was the folk revival, where a generation of musicians, among much drink and raucous cheer, would rediscover the native songs of their own tradition, as well as the folk and blues coming from across the Atlantic by artists such as Leadbelly, Woody Guthrie and Big Bill Broonzy. Singing from the Floor is the story of this remarkable movement, faithfully...