University of Groningen
American History: Documents: Draft of the Declaration
Here you can read the draft that Jefferson submitted to Congress. Changes made by Adams and Jefferson are marked to indicate Jefferson's words and then the final wording that was adopted.
US Government Publishing Office
Ben's Guide to u.s. Government: The Declaration of Independence
Overview of the men primarily responsible for writing and revising the Declaration of Independence. Includes links to the signers of the document, an image of the Declaration, and information on the drafting of the document.