University of Chicago
Special Collections Library: Stephen A. Douglas and the American Union
Provides information about the Great Debate between Stephen A. Douglas and Abraham Lincoln.
Other
Famous Illinoisians With Civil War Ties: Stephen Douglas
Provides biographical facts about Stephen Arnold Douglas in bulleted list format.
Library of Congress
Loc: America's Story: Stephen A. Douglas
Here is some brief information on the "Little Giant", also known as Stephen Douglas, and his senatorial career. The information is divided into three short pages.
Smithsonian Institution
National Portrait Gallery: The Mask of Lincoln: Stephen A. Douglas
A captioned portrait of Stephen Douglas encapsulates his political career and reputation in a few short paragraphs.