""On The Threshold Of A New World Of Thought: An Examination Of The Phenomena Of Spiritualism"" is a book written by William F. Barrett in 1908. The book explores the phenomena of spiritualism and its impact on society. The author delves into the history of spiritualism, its practices and beliefs, and the scientific evidence supporting it. He examines the experiences of spiritualists and their claims of communicating with the dead, as well as the...