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Literature, Personalities, pic: January 1946, English crime writer Agatha Christie at her home Greenway House, Devon , looking over the grounds to the River Dart, Agatha Christie,(1890-1976), the world's best known mystery writer, famous for her Hercule Poirot and Miss Marple stories, and for her plays including "The Mousetrap" (Photo by Popperfoto via Getty Images/Getty Images)

Literature, Personalities, pic: January 1946, English crime writer Agatha Christie at her home Greenway House, Devon , looking over the grounds to the River Dart, Agatha Christie,(1890-1976), the world's best known mystery writer, famous for her Hercule Poirot and Miss Marple stories, and for her plays including "The Mousetrap"  (Photo by Popperfoto via Getty Images/Getty Images)