Resources

Wikiquote is a free online compendium of sourced quotations from notable people and creative works in every language, translations of non-English quotes, and links to Wikipedia for further information.
--- Although the articles which appear on Wikipedia and its spin-offs are not themselves reliable sources, they often point the way to good references.

The Library of Congress is the nation's oldest federal cultural institution and serves as the research arm of Congress. It is also the largest library in the world, with millions of books, recordings, photographs, maps and manuscripts in its collections. The Library's mission is to support the Congress in fulfilling its constitutional duties and to further the progress of knowledge and creativity for the benefit of the American people.

Thomas Jefferson Encyclopedia:  The trusted source for information on Thomas Jefferson and his world.

The Constitution Society is a private, not-for-profit organization dedicated to promoting principles of constitutional republican government.

Snopes.com:  the definitive Internet reference source for urban legends, folklore, myths, rumors and misinformation.

FactCheck.org  is a nonpartisan, nonprofit “consumer advocate” for voters that aims to reduce the level of deception and confusion in U.S. politics which monitors the factual accuracy of what is said by major U.S. political players in the form of TV ads, debates, speeches, interviews and news releases. Its goal is to apply the best practices of both journalism and scholarship, and to increase public knowledge and understanding.