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,
Sgt. Pepper's Lonely Hearts Club Band the act of listening, but an integral component of the listening that expanded the musical experience". The cover helped to elevate album art as a respected topic for critical analysis whereby the "structures and cultures of popular music" could henceforth justify intellectual discourse in a way that – before "Sgt. Pepper" – would have seemed like "fanciful conceit". He writes: "Sgt. Pepper" "cover has been regarded as groundbreaking in its visual and aesthetic properties, congratulated for its innovative and imaginative design, credited with providing an early impetus for the expansion of the graphic design industry into popular music, and perceived