Origins of rock and roll but it was used by the early 20th century, both to describe a spiritual fervor and as a sexual analogy. Various gospel, blues and swing recordings used the phrase before it became used more frequently – but still intermittently – in the late 1930s and 1940s, principally on recordings and in reviews of what became known as "rhythm and blues" music aimed at black audiences. In 1951, Cleveland-based disc jockey Alan Freed began playing this music style while popularizing the term "rock and roll" to describe it. Various recordings that date back to the 1940s have been named as the
The King of Rock 'n' Roll: The Complete 50's Masters The King of Rock 'n' Roll: The Complete 50's Masters The King of Rock 'n' Roll: The Complete 50's Masters is a five-disc box set compilation of the complete known studio master recordings by American singer and musician Elvis Presley during the decade of the 1950s. Issued in 1992 by RCA Records, catalog number 66050-2, it was soon followed by similar box sets covering Presley's musical output and . This set's initial long-box release included a set of collectible stamps duplicating the record jackets from every Presley LP on RCA Victor, every single that had a picture sleeve, and most