McClenon, James. “The Heyday of Mental Mediumship 1880s-1930s: Investigators Mediums and Communications”. Journal of Scientific Exploration 37, no. 4 (December 28, 2023): 699–701. Accessed April 25, 2026. https://journalofscientificexploration.org/index.php/jse/article/view/2761.