Undoubtedly Mr. Queerwitz suspected that the late Miss Dolittle had something to do with the disappearance, reappearance and subsequent sale of the rare old book. She well knew how enraged the grasping shopkeeper would be if he learned that he had received only half as much for the second volume as had been paid by Mr. Van Loon for the first, and if that gentleman had described the girl who had sold the book to him! Bobs actually smiled as she thought, "I guess I'm trapped all right. A fine detective I would make when I never even thought to wear a disguise. Well, the game's up!"