The author of this little book, Madame Marguerite Maury, is a lady of much experience in the teaching of Radiesthesia and in the practice of the art, particularly in its medical application. For many years she was a fully trained nurse and later took up massage in which she obtained conspicuously successful results. Some years ago, she happened to make the acquaintance of M. Louis Turenne, an engineer and a radiesthetist of great repute. Following a remarkable diagnosis of a case of eczema made by him, and its subsequent cure through homoeopathy, Madame Maury was persuaded by M. Turenne to take up the study of Radiesthesia, for he realised that she had a special aptitude in this direction. She developed her powers to the full and tells me that during the course of fifteen years she has carried out more than 70,000 diagnoses and made numerous locations for water and minerals. With the help of some collaborators she founded the College Radiesthesique Francais and drew up a course of...