Vangelis - 12 O'Clock (4K)

12 O' Clock, from Heaven and Hell studio album, by Greek electronic composer Vangelis, released in December 1975 on RCA Records. It is the first album recorded at his Nemo Studios in London that he used until 1987. It is a concept album based on duality. The album marks Vangelis' departure from the progressive rock sound on his previous album Earth (1973), with adoption of a more classical synthesized sound, as well his UK chart debut.