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
Hercule Poirot matter of twenty years. None of the explanations is especially attractive. In terms of a rudimentary chronology, Poirot speaks of retiring to grow marrows in Chapter 18 of "The Big Four" (1927) which places that novel out of published order before "Roger Ackroyd". He declines to solve a case for the Home Secretary because he is retired in Chapter One of "Peril at End House" (1932). He is certainly retired at the time of "Three Act Tragedy" (1935) but he does not enjoy his retirement and repeatedly takes cases thereafter when his curiosity is engaged. He continues to employ his