What Mr. London did so graphically for the poorest quarters of London a few years ago, he now does for the American underworld of the tramp and hobo, a territory in which his young wanderlust led him far afield. 1. Language: English. Narrator: Gregg Rizzo. Audio sample: http://samples.audible.de/bk/acx0/149628/bk_acx0_149628_sample.mp3. Digital audiobook in aax.