Through The Looking-Glass by Lewis Carroll

The sequel to Alices Adventures in Wonderland (1865). Set some six months later than the earlier book, Alice again enters a fantastical world, this time by climbing through a mirror into the world that she can see beyond it. Through the Looking-Glass includes such celebrated verses as Jabberwocky and The Walrus and the Carpenter, and the episode involving Tweedledum and Tweedledee.