David Byron vocalist for Spice (1967–1969). Deciding that the Spice sound would require keyboards, they recruited keyboardist/guitarist/singer/songwriter Ken Hensley, who was Paul Newton's bandmate in The Gods. During this time Bron redubbed the band Uriah Heep from the Charles Dickens novel "David Copperfield". Shortly afterward the band's career really took off, first in Germany, Britain and finally the United States. In 1971 Byron also appeared on two LPs by John Schroeder. Byron was the original singer of the English rock band Uriah Heep between 1969 and 1976. David Byron sang on ten Uriah Heep albums: "Very 'eavy Very 'Umble", "Salisbury", "Look at
Heavy metal music tone, typically in the bass range, during which at least one foreign (i.e., dissonant) harmony is sounded in the other parts. According to Robert Walser, heavy metal harmonic relationships are "often quite complex" and the harmonic analysis done by metal players and teachers is "often very sophisticated". In the study of heavy metal chord structures, it has been concluded that "heavy metal music has proved to be far more complicated" than other music researchers had realized. Robert Walser stated that, alongside blues and R&B, the "assemblage of disparate musical styles known ... as 'classical music has been a major influence