File No. 113 is a mystery novel written by Emile Gaboriau and first published in 1899. The story is set in Paris and revolves around the theft of a valuable diamond necklace from a wealthy woman's home. The police are called in to investigate and the case is assigned to detective Monsieur Lecoq. As he delves deeper into the case, Lecoq uncovers a web of lies, deceit, and betrayal that leads him to suspect everyone, including the victim herself. With the help of his assistant, Monsieur Tabaret, Lecoq must use his wits and intuition to solve the mystery and bring the thief to justice. The book is widely regarded as one of the first detective novels and is known for its intricate plot and suspenseful storytelling.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.