The Word Psychometry, Coined In 1842, Literally Means Measuring The Soul. Buchanan, However, Altered That Definition To Measuring By The Soul And Claimed That Every Field Of Knowledge Could Benefit From The Psychic Capacity Innate In Some Individuals. These Gifted People, One Of Whom Was Buchanan's Wife, Could Use Their Gifts To Provide Important Data In The Fields Of Medicine, Physiology, History, Biography, Paleontology, Geology, Astronomy, And Theology, Among Others. The Book Details The History And Philosophy Of This Faculty And Its Practical Uses.