Since the Orleans railway has invaded the region of the Salpetriere, the ancient, narrow streets which adjoin the moats Saint-Victor and the Jardin des Plantes tremble, as they are violently traversed three or four times each day by those currents of coach fiacres and omnibuses which, in a given time, crowd back the houses to the right and the left; for there are things which are odd when said that are rigorously exact; and just as it is true to say that in large cities the sun makes the southern fronts of houses to vegetate and grow, it is certain that the frequent passage of vehicles enlarges streets.
The symptoms of a new life are evident. In this old provincial quarter, in the wildest nooks, the pavement shows itself, the sidewalks begin to crawl and to grow longer, even where there are as yet no pedestrians.
One morning,--a memorable morning in July, 1845,--black pots of bitumen were seen smoking there; on that day it might be said that civilization had arrived in the Rue de l''Ourcine, and that Paris had entered the suburb of Saint-Marceau.