CHICAGO, ILLINOIS RESOURCES
Rootsweb utility - street index
Link to Niemiec's Chicago Streets Database
Link to 1909 pdf file of renumbering changes
Link to Chicago Museum pdf files (1909 25mb, 1911 194mb, to 1948 700K)
Link to Cook Co Assessor's Office property search
Link to 1886 Atlas of Chicago
Link to 1900 City Directory