A late 19th century cross section illustration of subterranean London, England. It shows the city's essential utilities. From top and down, a street, a gas pipe and a water pipe, a pneumatic tube for mail, sewer line and a tunnel for the underground railway system, or the Tube, then known as the Metropolitan Railway. From volume 2 of Les nouvelles conquêtes de la science, published in the early 1880's.
A late 19th century cross section illustration of subterranean London, England. It shows the city's essential utilities. From top and down, a street, a gas pipe and a water pipe, a pneumatic tube for mail, sewer line and a tunnel for the underground railway system, or the Tube, then known as the Metropolitan Railway. From volume 2 of Les nouvelles conquêtes de la science, published in the early 1880's.
Crédito:
Album / Ken Welsh/Universal History Archive/Universal Images Group