They Do it with Mirrors

Volume 52 in the Agatha Christie Collection (1952) Limited edition of 1000 copies worldwideMiss Marple senses danger when she visits a friend living in a Victorian mansion which doubles as a rehabilitiation centre for delinquents. Her fears are confirmed when a youth fires a revolver at the administrator, Lewis Serrocold. Neither is injured. But a mysterious visitor, Mr Gilbrandsen, is less fortunate _ shot dead simultaneously in another part of the building.Pure coincidence? Miss Marple thinks not, and vows to discover the real reason for Mr Gilbrandsen_s visit.