The Mystery of the Yellow Room

The Mystery of the Yellow Room is the first novel starring fictional detective Joseph Rouletabille, and concerns a complex and seemingly impossible crime in which the criminal appears to disappear from a locked room.
Joseph Rouletabille, the brilliant young sleuth created by Gaston Leroux. Here, in his first and most baffling case, the eighteen year old reporter astounds readers with his ingenuity. Rouletabille is determined to prove only he can solve the case.
This classic work of French detective fiction was much admired by Agatha Christie.