Death on the Dragon's Tongue (1982) by Margot Arnold (Petronelle Cook)When an ailing friend calls on Sir Tobias Glendower, professor of Near Eastern and European Archaeology, to take his place at the site of a prehistoric burial monument (henge) in Brittany, Sir Toby has no idea that that he's going to land in the middle of another murder case--this one involving French politics Breton superstitions, witchcraft, and a transplanted American cult. Not to mention blackmail, drug-running, and kid...