Quartet of Spenser for Hire Novels by Robert B Parker Set in Boston, the Robert B Parker paperbacks feature private investigator Spenser and his friend Hawk. Spenser, Hawk and other book series characters briefly had a television crime drama series broadcast on ABC from 1985 - 1988. Titles are: Widow's Walk Paper Dolls Walking Shadow The Judas Goat Books are in readable, fair condition with no missing pages. There may be writing, or small rips, folds, or discolorations.