Grimms' Fairy Tales, originally known as the Children's and Household Tales, is a German collection of fairy tales by the Brothers Grimm, Jacob and Wilhelm, first published on 20 December 1812. Vol. 1 of the first edition contained 86 stories, which were followed by 70 more tales, numbered consecutively, in the 1st edition, Vol. 2, in 1815. By the seventh edition in 1857, the corpus of tales had expanded to 200 tales and 10 "Children's Legends". It is considered the seminal work of Western children's literature and is listed by UNESCO in its Memory of the World Registry.