KNOW YOUR MAGNETIC FIELD by WILLIAM E. GRAY This great book will surely attract a whole new generation of readers. For many, Know Your Magnetic Field is required reading for various courses and curriculums. And for others who simply enjoy reading timeless pieces of classic literature, this gem by William E. Gray is highly recommended. "One of the mainstays of New Thought has been the concept that diseases can be healed using mental abilities inherent in everyone. This short book describes one view of the mechanics of this in simple terms. This is far outside what conventional medicine believes to be effective, and obviously using this as a first resort would be unwise. However, it is today possible to find practicioners of this method, or something similar, in the phone book in most large cities. At the worst, the techniques described here appear to be harmless.