The Beatles (album) stereo only. In the UK, the following album, "Yellow Submarine", was the last to be shipped in mono. The mono version of "The Beatles" was made available worldwide on 9 September 2009, as part of "The Beatles in Mono" CD boxed set. A reissue of the original mono LP was released worldwide in September 2014. The album's sleeve was designed by pop artist Richard Hamilton, in collaboration with McCartney. Hamilton's design was in stark contrast to Peter Blake's vivid cover art for "Sgt. Pepper's Lonely Hearts Club Band", and consisted of a plain white sleeve. The band's name, in Helvetica,
Progressive pop Beatles and the Yardbirds. In December 1966, "Melody Maker" attempted to define the recent developments in pop. In this article, titled "Progressive Pop", Chris Welch categorised artists using terms previously associated with jazz; in the most advanced of these, "Avant-Garde", he placed the Beatles, Cream, Love, the Mothers of Invention, Pink Floyd and Soft Machine, while "Modern", the next category, comprised the Byrds, Donovan and the Small Faces. After the release of the Beatles' 1967 album "Sgt. Pepper's Lonely Hearts Club Band", magazines such as "Melody Maker" drew a sharp line between "pop" and "rock', thus eliminating the "roll" from