MacDonald, Howard Brenton — The Pendulum Speaks And HOW TO MAKE AND OPERATE A PENDULUM

St. Catharines, Ontario The Provoker Press Reprint pp. 59. Small 8vo. Green stiff card covers. No detectable flaws, contents clean and unmarked with tight, sound binding; fine. A most unusual title. From the preface: "The story of Dr. MacDonald's research in radiesthesia and his discovery of a revolutionary NEW METHOD of human analysis: measuring a person's abstract traits of character in numerical terms. True stories of how the pendulum has helped people solve their problems. How radiesthesia can help you Live Better. What makes the pendulum work. How to test your own ability to use one. Finally, how to make and operate a pendulum."