FindLaw - Article One -  .

Article One of the United States Constitution - - From Lawyers.com. Included is original text and a short explanation of each section.

Article One of the United States Constitution - Wikipedia - - This article establishes the legislative branch of the government. Shown are sections, original text and explanations.

The United States Constitution - Article One - - Included is the text, word definitions and notes on which parts had been modified by later amendments.

U.S. Constitution - Article I - - From Cornell School of Law. Shown is the text with links to later amendments that changed this first article.