The Motor Rally Mystery by John Rhode places Dr. Priestley in the world of competitive motor rallies, where a participant's sudden death raises suspicions of foul play. As Dr. Priestley investigates, he uncovers a labyrinth of motives and rivalries among the competitors and rally organizers, complicated by personal and financial stakes. Utilizing his keen deductive skills and scientific knowledge, Priestley pieces together a mystery that combines high-speed action with classic British detective work. The illustrated edition enhances the suspense and brings the thrilling atmosphere of the rally to life.