New York: Fawcett Columbine, (1990) dj. Hardcover first edition - The sixth novel in this Edgar award series set in the Boston area and featuring Doc Adams - a full-time oral surgeon, a "regular guy" and a part-time detective. In this one, he finds four vintage Harley Davidson motorcycles carefully hidden away in the barn of the farm he just purchased. 269 pp. ISBN: 0-44990556x.