The New Student's Reference Work (1914)
“ Subtracting the park-area and other unoccupied portions, New York's resident population averages 50,000 to the square mile. In the lower East Side, below 14th Street and east of Broadway, is to be found the most densely populated spot in the world. To the nonresident New York City seems a hopeless confusion. The mountain-like ridges of skyscrapers at the lower end of Manhattan dominate a scene that has not its match for impressiveness of wealth, power and human achievement anywhere in the modern or the ancient world. ”
