It always noisy at the carpenter's shop in the territorial prison. Hammering on nails already driven, and making their saws squeal, the men in convict's stripes escaped the wrath of the guards by appearing to be hard at work. There was another purpose behind the deliberate racket they raised - as the sounds of their tools drowned the sounds of their voices as they had forbidden conversations through lips that did not move. In one corner, Billy Be Hung - a train robber under a life sentence - was talking with two accomplices.