Death on the Dragon's Tongue(1982)
(The fifth book in the Penny Spring And Sir Toby Glendower series)
A novel by Margot Arnold
The French government plans to locate a nuclear reactor on the site of a prehistoric burial monument on the Brittany Coast. Plans are interrupted when an official is murdered--in circumstances that bear unmistakable signs of witchcraft.
Used availability for Margot Arnold's Death on the Dragon's Tongue
February 1990 : USA Paperback
September 1982 : USA Paperback