First published in France in 1965; cover shown is the 1968 Panther (UK) paperback edition.
Cover photograph by Dennis Rolfe.
191p. Crime/Horror fiction.
First sentence: I venture today to send you this report because I have every reason to believe that the case of René Myrtil has never been presented to you in its true light, and even that certain aspects of it, known only to two or three people, have been deliberately concealed from you.