First published in 1813, this work examines the phenomena of apparitions and attempts to provide natural explanations for them. Ferriar examines a variety of cases, including those of famous historical figures such as Julius Caesar and Lord Byron. This fascinating look at the world of the paranormal is an essential read for anyone interested in the history of supernatural beliefs.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.