The number 57 has been significant in the Discworld novels- or has it? Here is the list of cameos so far: In Equal Rites, when Esk confronts a hassled trader counting bales of tobacco, he says "fiftysevenfiftysevenfistysevenwell?" before speaking to her. Queen Grimnir the Impaler of Lancre was Queen for 1514-1553, 1553-1557, 1557-1562, 1562-1567 and 1568-1573. There is an Ankh-Moropork law called the "Public Order Act of 1457." A Holy Wood film is called "Golde Diggers of 1457". B'hrian Bloodaxe killed 57 trolls with his battle bread. In Ankh-Morpork, there is a place called Five-and-Seven Yard. Author Felicity Beedle has written 57 books. The hermit, Stump, has been herming for 57 years. There are 57 varieties of Swamp Dragon. The Librarian has compiled a list of strange things, of which there are 57. In Hogfather, something is said to have a weight of 17,857 Tonnes. Does anyone else have any others?