Big Four, A Hercule Poirot Mystery, Dover Publications, Agatha Christie,Classic fiction: literary and general,Fiction: literary and general non-genre, Murder mysteries; private detective; eye; international intrigue; espionage; criminal masterminds; spy fiction; books; british crime novel; action-packed plot; fast-paced; thriller; investigators; Arthur Hastings; Inspector Japp; UK; cartel; world domination; Scotland Yard; England; France; Belgium; Italy,, Dover Mystery Classics, United States, en-UShttps://www.doverpublications.comMurder mysteries; private detective; eye; international intrigue; espionage; criminal masterminds; spy fiction; books; british crime novel; action-packed plot; fast-paced; thriller; investigators; Arthur Hastings; Inspector Japp; UK; cartel; world domination; Scotland Yard; England; France; Belgium; Italy, [BLURB],[CITY],New York,books, ebooks, biblet, Book2look