Hercule Poirot in literature Chocolate Box" but for some reason this reference was removed from the later editions. The Poirot books are still under copyright. "The Mysterious Affair at Styles" is now public domain in the US but will not become public domain in the UK until 2046 (70 years after Christie's death). Christie's grandson, Matthew Prichard, now owns the copyright to his grandmother's works. In 2014, the Christie estate authorised author Sophie Hannah to write a new Poirot book, "The Monogram Murders". "Short story collections listed as "ss"" Poirot settles down in London and opens a private detective agency. These are the short
Agatha Christie's Poirot of the final episode, only slightly short of the target he had set himself (in a 2007 interview) of completing the entire canon before his 65th birthday. The short stories and novellas "The Submarine Plans", "The Market Basing Mystery", "Christmas Adventure," "The Mystery of the Baghdad Chest," "The Second Gong," "The Incident of the Dog's Ball," and "Hercule Poirot and the Greenshore Folly" were not filmed in their original short story format, as Agatha Christie later rewrote these stories as novellas or novels ("The Incredible Theft", "Murder in the Mews", "The Adventure of the Christmas Pudding", "The Mystery of the