This thrilling novel by French author Émile Gaboriau follows the investigation of a strange murder case in Paris. The detective assigned to the case, Monsieur Lecoq, must use his wits to unravel the mystery and find the perpetrator. The story is full of suspense and intrigue, with surprising twists and turns that keep the reader engaged until the very end.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.