The Fundamental Principles of Yi-King, Tao: The Cabbalas of Egypt and the Hebrews.
W. & G. Foyle, London 1934, third edition, 8vo, orig. sjirtingryggbind, X + 123 + (3) s., engelsk tekst, to diagrammer av Elvrita Parke Boyle, bleket rygg, slitte hjørner, pletter på snittene, eieretikett og overstrøket navn på forsatsbladet.
«The object of this book is to call the attention of seriously intelligent people to a great science involving the fundamental principles of the universe—a knowledge which has until very recently been practically closed to the Western World, for the splendid science of Name Vibration must be removed from the realm of occultism […]» — 4