From Dijon to Bourg neither M. nor Mme. Darzac had occasion to enter the adjacent compartment, where Mme. Darzac’s night bag had been placed. The door of this compartment, opening upon the vestibule, had been closed at Paris, as soon as the baggage had been brought there. But the door had not been locked, either upon the outside with a key by the porter, nor on the inside with the bolt by the Darzacs. The curtain of the glass door had been drawn over the pane from the inside by M. Darzac in such a way that no one could look into the compartment from the corridor. But the curtain between the two compartments had not been drawn. All of these circumstances were brought out by the questions asked by Rouletabille of M. Darzac, and, although I could not understand his reasons for going into such minute detail, I give the facts in order to make the condition under which the journey of the Darzacs to Bourg and of M. Stangerson to Dijon was accomplished. When they reached Bourg our travellers learned that, on account of an accident on the line at Culoz, the train would be delayed for an hour and a half. M. and Mme. Darzac alighted and took a stroll on the platform. M. Darzac, while talking with his wife, mentioned the fact that he had forgotten to write some important letters before leaving Paris. Both entered the buffet, and M. Darzac asked for writing materials. Mathilde sat beside him for a few moments and then remarked that she would take a little walk through the station while he finished his letters. “Very well,” replied M. Darzac. “As soon as I have finished, I will join you.” From that point, I will quote M. Darzac’s own words: