The Skeptic's Dictionary: spiritualism (spiritism)

Sceptical view of Spiritualism and its associated parts such as mediumship.
http://skepdic.com/spiritul.html

Modern Spiritualism: A Subject of Prophecy and a Sign of the Times

Book critical of Spiritualism, from a Seventh-day Adventist perspective. Full text online.
http://ourworld.compuserve.com/homepages/clt4/mstoc.htm

Catholic Encyclopedia: Spiritism

History and methods of Spiritism (here distinguished from Spiritualism) and the dangers inherent in its practice and beliefs.
http://www.newadvent.org/cathen/14221a.htm

Stewarton Bible School: Spiritism

Bible study on the dangerous error of consulting or heeding evil spirits.
http://atschool.eduweb.co.uk/sbs777/course/lesson17.html

The Birth of Spiritualism--The Story of the Fox Sisters

Brief article on the origins of modern Spiritualism.
http://www.pararesearchers.org/Psychic/fox/fox.html

Didaskalos Ministries: Spiritualism

A detailed look at Spiritualism, or Spiritism, and how it is in direct contrast to Christianity.
http://www.bibleteacher.org/Dm063h.htm

Spiritualism Exposed: Margaret Fox Kane Confesses Fraud

Founder of modern Spiritualism confesses how the movement was built on a lie. [New York World]
http://psychicinvestigator.com/demo/Foxtxt.htm

Exposing Spiritualism

Photos, newspaper articles, and other materials documenting stage magician and escape artist Harry Houdini's challenges to mediums and Spiritualism.
http://www.geocities.com/houdinitribute/spiritualism.html

Colin Fry medium for Living TV

Is the television medium Colin Fry genuine? Sceptic investigates the claims of mediumship and the charges of fraud made in Psychic News.
http://members.lycos.co.uk/colinfry/