Hatter (Alice's Adventures in Wonderland) door of his shop wearing a top hat. Sir John Tenniel is reported to have come to Oxford especially to sketch him for his illustrations. There is no evidence for this claim, however, in either Carroll's letters or diaries. In the chapter "A Mad Tea Party", the Hatter asks a much-noted riddle "why is a raven like a writing desk?" When Alice gives up trying to figure out why, the Hatter admits "I haven't the slightest idea!". Carroll originally intended the riddle to be without an answer, but after many requests from readers, he and others—including puzzle expert Sam Loyd—suggested
Cylinder desk Cylinder desk The cylinder desk is a desk that resembles a Bureau Mazarin or a writing table equipped with small stacked shelves in front of the user's main work surface, and a revolving cylinder part that comes down to hide and lock up the working papers when the desk is not in use. Like the rolltop desk, which was invented much later, the cylinder desk usually has a fixed work surface: the paperwork does not have to be stored before the desk is shut. Some designs, however, have the capacity to slide the desk surface out a few inches to