At a difficult and sad time in his family life, A. B. Guthrie, Jr., turned for surcease to reading western and whodunit novels. In his autobiography, The Blue Hen's Chick (also a Bison Book), he touches on that moment when he realized he could write as well as or better than the published plot-spinners. "What about a mystery and cow-country myth in combination?" he mused, "So far as I could recall, the two had never been blended. All right...