Hm. if you want to have a look, this is what Google throws up first up.
For the life of me, I think this writing means something personal, something that needs to be (or is forcefully being) vented from inside Mr O'Hara.
It, my word for it, is - rambling.
Poetry, especially non-rhyming poetry (I don't know nor do I want to know the 'correct term' for that), including some of Howl, doesn't impress me any. http://www.wussu.com/poems/agh.htm
Worth mentioning, however, is a dark poem Ameya showed me - Sylvia Plath's Mirror, methinks it was.