Abraham Lincoln Presidential Library & Museum
Abraham Lincoln's Documents in the State Archives
American Local History Network: Illinois
At Home in the Heartland
Aurora Historical Society
Belleville Illinois: a Pictorial History & Tribute
Cass County Historical & Genealogical Society
Catlin Historical Society
Century of Progress International Exposition 1933-34
Chicago 1844 City Directory
Chicago 1855/56 City Directory
Chicago and the Great Fire of 1871
Chicago: City of the Century
Chicago Historical Resource Survey
Chicago Historical Society
Chicago Historical Society - History Files
Chicago Imagebase
Chicago in 1900
Chicago Landmarks
Chicago Metro History Fair
Collected Works of Abraham Lincoln
Crawford County Historical Society
Crystal Lake Historical Society
Cyndi's List of Genealogy Sites on the Internet: Illinois
Deaths, Disturbances, Disasters, & Disorders in Chicago
Digital Past
Dramas of Haymarket
Early Illinois Women & Other Unsung Heroes
Edgewater Historical Society
Elgin: An American History
Elgin: Days Gone By
Evanston Historical Society
Federal Township Plats of Illinois (1804-1891)
Glencoe Historical & Architectural Survey
Goin' to Chicago
Google: Illinois - History
Graveyards of Chicago
Great Chicago Fire & the Web of Memory
Happened This Day in Champaign County
Harvesting the River
Haymarket Affair Digital Collection
Hyde Park Historical Society
Illini Confederation: Lords of the Mississippi Valley
Illinois Alive!
Illinois As It Is (1857)
Illinois City Directories
Illinois Civil War Veterans
Illinois Digital Archives
Illinois During the Civil War
'Illinois' entry from Hodge's Handbook
Illinois Gallery
Illinois Heritage Association
Illinois Historic Preservation Agency
Illinois Historical Markers
Illinois History
Illinois History Pages
Illinois History Resource Page
Illinois in the Civil War
Illinois in the Civil War
Illinois Labor History Society
Illinois Maps
Illinois Public Domain Land Tract Sales Database
Illinois Regional Archives Depository System
Illinois State Archives Online Databases
Illinois State Museum
Illinois Statewide Marriage Index, 17631900
Illinois Trails: History & Genealogy
Interactive Guide to World's Columbian Exposition
Jackson County Illinois Trails & Genealogy
Lemont Area Historical Society
Lincoln Memorial (1865)
McLean County - Birth Index 1860-1915
Mount Prospect Historical Society
Mr. Lincoln's Virtual Library
MuseumLink Illinois
Old Chicago in Vintage Postcards
Papers of Abraham Lincoln
Peoria 1883/84 City Directory
Photographs from the Chicago Daily News, 1902-1933
Ridge Historical Society
Rogers Park/West Ridge Historical Society
World's Columbian Exposition of 1893
WPA Life Histories from Illinois
Yahoo!: Illinois - History