Agatha Christie Before marrying and starting a family in London, she had served in a Devon hospital during the First World War, tending to troops coming back from the trenches. She was initially an unsuccessful writer with six consecutive rejections, but this changed when "The Mysterious Affair at Styles", featuring Hercule Poirot, was published in 1920. During the Second World War, she worked as a pharmacy assistant at University College Hospital, London, acquiring a good knowledge of poisons which feature in many of her novels. "Guinness World Records" lists Christie as the best-selling novelist of all time. Her novels have sold roughly
Hercule Poirot in literature Hercule Poirot in literature This page details the books featuring the fictional character Hercule Poirot. The sets of rules involving "official" details of the "lives" and "works" of fictional characters vary from one fictional universe to the next according to the canon established by critics and/or enthusiasts. Some fans of Agatha Christie's Hercule Poirot have proposed that the novels are set on the date they were published, unless the novel itself gives a different date. It has further been proposed that only works written by her (including short stories, the novels and her play "Black Coffee") are to be considered