First published in 1863, "Nature's Secrets or Psychometric Researches" is a vintage treatise on Psychometrics, a field of study that deals with psychological measurement. In this book, Denton explores the subject in great detailed with reference to mesmerism, telepathy, spiritualism, and other related subjects. Contents include: "How Objects are Seen Psychometrically", "Seen Best in Darkness, and With Closed Eyes", "Why Called Sight", "Mesmeric Influence not Needed to Induce the Necessary Sensitiveness", "Where the Gaze is Directed", "How the Psychometer Travels, or Appears to Travel", "How Account for the Hearing of Sound Going Backwards in Time", etc. This volume will appeal to those with an interest in psychometrics and the paranormal, and it would make for a fantastic addition to collections of related literature. Many vintage books such as this are becoming increasingly scarce and expensive. It is with this in mind that we are republishing this volume now in an affordable, modern, high-quality edition complete with the original text and artwork.