Agatha Christie's Poirot

Gathering together the clues scattered through the 33 books and 56 stories in which Hercule Poirot appears during six decades, the first published in 1920, the author pieces together the story of Christie's master sleuth.
 
Gathering together the clues scattered through the 33 books and 56 stories in which Hercule Poirot appears during six decades, the first published in 1920, the author pieces together the story of Christie's master sleuth.