orologio en CB01 OFFICIAL. The bold and ferocious harmonic imagination of John Coltrane is laid bare in this concert, captured at the Comblain-La-Tour Festival in Belgium, 1965. Alongside his famed quartet, he delivers a transcendent performance that is marked by the total physicality of the music – four sets of hands moving with restless vigour as vapour literally rises from their shoulders and into the night sky.