Digital Past, based at the North Suburban Library System , offers a treasure trove of photographs, postcards, diaries, oral histories, documents, movies, interpretive exhibits, and other historical materials from libraries, historical societies, museums, and other cultural venues throughout Illinois.
Extensive resources for genealogy enthusiasts, particularly those relating to Illinois. General and professional directories, social registers, local histories, portrait and biographical records, "Prairie Farmer" directories for various Illinois counties.