Infidels.org: The Christian Nation Myth 
Farrell Till argues that many of the founding fathers of the United States were Deists.
http://www.infidels.org/library/modern/farrell_till/myth.htmlOf Course There Were Deists 
Response article asserting that the founding fathers were Deists.
http://www.lawfulgov.org/deists.htm
Who is Nature's God? 
Article by David Voelker discusses Thomas Jefferson's beliefs.
http://history.hanover.edu/hhr/hhr93_1.html
Faith of Our Fathers: History Rewritten 
Discusses the Christian faith of Washington, Adams, Franklin, and others. Disputes the separation of Church and State, and misrepresentations of the Puritans.
http://www.faithofourfathers.org/essays/rewrittinghistory.html
The Nation: Our Godless Constitution 
Brooke Allen cites examples of the founding fathers' misgivings about Christianity.
http://www.thenation.com/docprint.mhtml?i=20050221&s=allen
America's Christian Heritage 
Argues that the Founding Fathers were Christian not primarily Deists.
http://www.alliance4lifemin.org/categorized_articles/heritage/ach_part1/ach_part1.htm
Stand to Reason: The Faith of Our Fathers 
Argues the faith of the founding fathers of the United States was based upon Christian principles not primarily Deism.
http://www.str.org/site/News2?page=NewsArticle&id=5243
Six Historic Americans 
Online version of the book written by John E. Remsburg in 1906 argues that Thomas Paine, Thomas Jefferson, George Washington, Benjamin Franklin, Abraham Lincoln and Ulysses S. Grant were freethinkers or Deists.
http://www.infidels.org/library/historical/john_remsburg/six_historic_americans/
Atheists.org: Christian Revisionism 
Recounts events surrounding a controversial display of the Ten Commandments and Founding Fathers quotations, in the fall of 1997 in Charlotte, North Carolina.
http://www.atheists.org/courthouse/charlotte.html
WorldNetDaily: Thomas Jefferson: Deist or Christian? 
D. James Kennedy presents Jefferson as a nominal Christian, yet not so hostile as some would claim.
http://www.worldnetdaily.com/news/article.asp?ARTICLE_ID=28006
The Claremont Institute: Founding Creed 
A review critical of The Faiths of Our Fathers: What America's Founders Really Believed by Alf J. Mapp, Jr.
http://www.claremont.org/publications/pubid.394/pub_detail.asp
Wikipedia: List of United States Presidential Religious Affiliations 
Provocative list indicating both official denominational memberships as well as supposed or inferred religious beliefs of the U.S. Presidents.
http://en.wikipedia.org/wiki/List_of_United_States_Presidential_religious_affiliations