When I was reading Brown, I was reminded a bit of John Dos Passos’ USA Trilogy, in which he experiments with narrative forms. Check out his “Newsreel” segments and “Camera Eye” segments.  Good example of how machinery and technology was influencing Modernist writing ala Brown.

http://books.google.com/books?id=rMXfXAIZIJEC&lpg=PP1&ots=8pmaGq827l&dq=usa%20trilogy&pg=PP1#v=onepage&q=usa%20trilogy&f=false