The Hunting of the Snark violent mentally ill patient in 1873, during Lutwidge's time as an inspector of lunatic asylums. They support their analysis with parts of the poem, such as the Baker's uncle's advice to seek the Snark with thimbles, forks, and soap, which, according to Torrey and Miller, were all items the lunatic asylum inspectors checked during their visits. Holiday and Carroll had some disagreements on the artwork. Carroll initially objected to Holiday's personification of hope and care, but agreed to the change, when Holiday explained that he had only intended to add another layer of meaning to the word "with". However, Carroll
Boeing Duveen and The Beautiful Soup songs' lyrics were adapted from poems from "Through the Looking-Glass" by Lewis Carroll, and Carroll was credited as co-writer with Hutt. Hutt would later reflect "I'd learnt the guitar in the Fifties, but I couldn't write words". Hutt played sitar on "Which Dreamed It". Initial copies of the single featured a picture sleeve reproducing John Tenniel's original illustration of the Jabberwock. The band's name also comes from a poem by Lewis Carroll, "Beautiful Soup", from "Alice's Adventures in Wonderland". Both sides of the single were included in the Rubble series - "Jabberwock" in the 14th volume and "Which Dreamed It"