Agatha Christie 
The Double Clue 

In Agatha Christie’s short story, “The Double Clue, ” Poirot investigates the robbery of a collection of medieval jewelry from the safe of a dealer. Since the theft occurred during a dinner party, the suspects could be any of the guests. But which one? This short story originally appeared in the December 5, 1923 issue of The Sketch magazine.

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Agatha Christie (1890-1976) was an English crime novelist, short-story writer, and playwright. She is best known for her sixty-six detective novels and fourteen short-story collections, particularly those revolving around her fictional detectives Hercule Poirot and Miss Marple. She also wrote the world’s longest-running play, the murder mystery The Mousetrap, and six romances under the name Mary Westmacott. In 1971, she was elevated to Dame Commander of the Order of the British Empire (DBE) for her contribution to literature.