THE JOHN DUMMER BLUES BAND Blue (Rare 1972 first UK issue 7-track vinyl LP on the Vertigo 'swirl' label, with machine stamped matrices reading 1Y//1>420 & 2Y//1>420, housed in a special die-cut gatefold matte sleeve designed by Roger Dean & complete with a 'swirl' die-cut inner, see 'more info' for condition details...)