Tant que cet homme sera convaincu que personne n’est encore sur la piste, il y aura quelque chance de mettre la main dessus ; mais au premier soupçon il changera de nom et se perdra immédiatement au milieu des quatre millions d’habitants que renferme Londres.
As long as this man has no idea that anyone can have a clue there is some chance of securing him; but if he had the slightest suspicion, he would change his name, and vanish in an instant among the four million inhabitants of this great city.