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staircases into the turrets and looked through their narrow slits of windows upon the courtyard below, so far down that the people walking therein seemed no bigger than mice. And then she came down again and continued her wanderings, searching in all sorts of out-of-the-way corners, until at last she found herself before the door of the ancient tower into which she had never been. And as she looked at the door, she gave a start of surprise and then a cry of joy.
There was a key in the lock.
