CHAPTER VI—A BIT OF HISTORYAt the epoch, nearly contemporary by the way, when the action of this book takes place, there was not, as there is to-day, a policeman at the corner of every street (a benefit which there is no time to discuss here); stray children abounded in Paris. The statistics give an average of two hundred and sixty homeless children picked up annually at that period, by the police patrols, in unenclosed lands, in houses in process of construction, and under the arches of the bridges. One of these nests, which has become famous, produced “the swallows of the bridge of Arcola.” This is, moreover, the most disastrous of social symptoms. All crimes of the man begin in the vagabondage of the child. Let us make an exception in favor of Paris, nevertheless. In a relative measure