The Hunting of the Snark Wonderland", and mentions of "candle-ends" and "toasted cheese" with his supernatural poem "Phantasmagoria". Additionally all three works include the number "42". Another of Carroll's children's novels, "Sylvie and Bruno Concluded" (1893) makes a reference to the Boojum. Other illustrators of "The Hunting of the Snark" include Peter Newell (1903), Edward A. Wilson (1932), Mervyn Peake (1941), Aldren Watson (1952), Tove Jansson (1959), Helen Oxenbury (1970), Byron Sewell (1974), John Minnion (1974), Harold Jones (1975), Ralph Steadman (1975), Quentin Blake (1976), Frank Hinder (1989) and Brian Puttock (1997). "The Hunting of the Snark" has seen various adaptations into musicals, opera, theatre,
Carroll diagram as any number or object has to either have an attribute or not have it. Carroll diagrams are often learnt by schoolchildren, but they can also be used outside the field of education, since they are a tidy way of categorising and displaying information. Carroll diagram A Carroll diagram, Lewis Carroll's square, biliteral diagram or a "two-way table" is a diagram used for grouping things in a yes/no fashion. Numbers or objects are either categorised as 'x' (having an attribute x) or 'not x' (not having an attribute 'x'). They are named after Lewis Carroll, the pseudonym of Charles Lutwidge