"Formerly published as The mousetrap."

Three blind mice.--Strange jest.--Tape-measure murder.--The case of the perfect maid.--The case of the caretaker.--The third-floor flat.--The adventure of Johnnie Waverly.--Four and twenty blackbirds.--The love detectives.

Hercule Poirot tries desperately to save a kidnapped child, Miss Jane Marple goes beyond the grave to protect a dead man's heirs from disaster, and Mr.Harley Quin tracks down a cunning killer, in an ingenious anthology of whodunits.