Paperback, not hardcover
Kim S. (FortrixEnigma) reviewed The Flying Saucer Mystery (Nancy Drew, No 58) on + 86 more book reviews
From the cover - When Nancy embarks on a camping trip with her friends, she is drawn into one of the strangest cases of her detective career. While investigation the sighting of a flying saucer deep in the forest, she encounters a reclusive old woodsman who seeks to help in recovering a long-lost buried treasure.