"Elements of Radiesthesia is one of the fundamental works for understanding and practice of radiesthesia. This book is a complete manual concerning both the theoretical aspects, and the concrete use of tools in practical applications like medicine, agriculture, search for minerals, discovery of archaeological settlements, etc. Beginning with the use of dowsing in ancient societies, the text analyzes the various applications and tools suitable for a successful practice.
Engineer Pietro Zampa was one of the first researchers in Italy to establish guidelines for the study of radiesthesia in accordance with accepted standards of science.
Among the topics covered: the wand and the pendulum, dowsing faculty in humans, fundamental, solar, and capital rays, harmful and beneficial waves, and others."