Machen, Arthur. The Bowmen and Other Legends of the War. New York: G. P. Putnam’s Sons, 1915.
McComas, Henry Clay. Ghosts I Have Talked With. Baltimore: Williams and Wilkins, 1935.
McConnell, R. A., ed. Encounters with Parapsychology.1982.
Moore, Robert Laurence. In Search of White Crows: Spiritualism, Parapsychology, and American Culture. Oxford: Oxford University Press, 1977.
Murchison, Carl, ed. The Case for and Against Psychical Belief. Worcester, Mass.: Clark University Press, 1927.
Murphy, Gardner, and Robert O. Ballou, eds. William James on Psychical Research. New York: Viking Press, 1960.
Oppenheim, Janet. The Other World: Spiritualism and Psychical Research in England, 1850–1914. Cambridge, England: Cambridge University Press, 1985.
Owen, Alex. The Darkened Room: Women, Power, and Spiritualism in Late Victorian England. Virago, 1989.
Podmore, Frank. Modern Spiritualism: A History and a Criticism. London: Methuen & Co., 1902.
Price, Harry. Confessions of a Ghost Hunter. New York: Putnam & Co., 1936.
Prince, Walter Franklin. The Enchanted Boundary: Being a Survey of Negative Reactions to Claims of Psychic Phenomena, 1820–1930. Boston: Boston Society for Psychical Research, 1930.
Richet, Charles. Thirty Years of Psychical Research: Being a Treatise on Metaphysics. W. Collins Sons, 1923.
Shepard, Leslie A., ed. Encyclopedia of Occultism and Parapsychology. New York: Gale Research/Avon Books, 1978.
Sinclair, Upton. Mental Radio. 1930.
Stuart, Rosa. Dreams and Visions of the War. London: C. Arthur Pearson, Ltd., 1917.
Tabori, Paul. Pioneers of the Unseen. London: Souvenir Press Ltd., 1972.
Tanner, Amy. Studies in Spiritism. New York: Appleton, 1910.
Weisberg, Barbara. Talking to the Dead: Katie and Maggie Fox and the Rise of Spiritualism. New York: Harper One, 2005.
Westwood, John Haynes. There Is a Psychic World. New York: Crown Publishers, 1949.