"Luminous rays from the unseen world". A fascinating book on spirit photography, manifestations, spiritualism, and life after death based on conversations with spirits. John Lobb (1840-1921) was a British businessman and public figure who became active in the cause of spiritualism. He became a lay preacher in the Methodist ministry and campaigned on behalf of spiritualism; lecturing, writing and publishing on survival of personality after death, spirit photography, and materialisation.