Russian Language Five young detectives and a detective dog. Book 3
By Author Enid Blyton 
 
On the outskirts of Peterswood stands an old, long abandoned mansion. But it turns out that the room under the roof of this house is fully furnished! Does anyone still live there? And why at the very top? Maybe someone secretly visits an abandoned house? Five young detectives and a dog-detective are taken to investigate this riddle.