Paperback. Murder is their business. True stories of the men who solve America's most notorious crimes. The inside story of the Deadly Dozen, the experts the police call in to solve America's toughest and most notorious cases in the fight against crime. 214pp. p/back. From the library of true crime writer, Wilfred Gregg, with his personal b/pate. V.v. lightly browned pp. o/w Nr. F. with no creasing to covers.