Agatha Christie / HarperCollinsPublishers / 1994 / UK 4.99 -
Framed in the doorway of Poirot's bedroom stood an uninvited guest,coated from head to foot in dust.The man's gaunt face stared for a moment,then he swayed and fell. Who was he?Was he suffering from shoc or just exhaustion?Above all,what was the significance of the figure four,scribbled over and over again on a sheet of paper? Poirot finds himself plunged into a world of international intrigue,risking his life to uncover the significance of 'Number Four'