The Challenge of the War: Can Science Answer the Riddle of the Grave?by Henry Frank;Raymond; or the Life and Death, with Examples of the Evidence for Survival of Memory and Affection after Deathby Oliver Lodge;On the Threshold of the Unseen: An Examination of the Phenomena of Spiritualism and of the Evidence for Survival after Deathby William F. Barrett;Immortality: An Essay in Discovery: Coördinating Scientific Psychical, and Biblical Researchby B. H. Streeter; A. Clutton Brock; C. W. Emmet; J. A. Hadfield