The Whispering Knights (1980)
1980 Michael Joseph blurb:
<>The most unusual person in this story, although a very minor character, is a young nun to whom the presence of evil manifests itself as a wraith which flits from stone to stone in the prehistoric circles which a party of amateur archaeologists is investigatingDame Beatrice Lestrange Bradley is present when each body is discovered, and it needs all her expertise to solve both mysteries.
<>>My review:
"A very remarkable story and a very unusual set of suspects," Gavin replied. "Flitting ghosts and stone circles, a nun with extra-sensory powers, a girl who starts off with poltergeists..."
The story is remarkable, and is one of the better examples of latter-day Mitchell, involving sacrifice conducted at stone circles—the use of ancient death sites connected with modern murder is a recurring element in her fiction. The bodies of the two women victims are discovered by Dame Beatrice, Mrs. Gavin and Capella Babbacombe-Starr—Capella is a virgin, Laura is a mother, and Dame Beatrice is... The book is highly readable, and interest is maintained to the end, despite the fact that the first murder is committed on page 103 of 180 odd. The characters and the stone circles are both good—the stone circles in particular.