“But the curious thing about New York is that each large geographical unit is composed of countless small neighborhoods. Each neighborhood is virtually self-sufficient. Usually it is no more than two or three blocks long and a couple of blocks wide. ” – E.B. White, Here is New York
I wanted to see the current manifestation of what White described — sorry for just posting screenshots.
Image sources: http://www.baruch.cuny.edu/nycdata/chapter01_files/maps.htm; google maps