Dates: 1830-1933, undated. Size: 11 linear feet, includes 1058 glass plate slides. Chicago Public Library, Harold Washington Library Center, Special Collections, Neighborhood History Research Collection. The glass photographic slides cover a broad spectrum of Chicago history including businesses, churches, clubs, organizations, municipal agencies, parks, residences, schools, street views and transportation, among other historical topics such as the Century of Progress and the World’s Columbian Exposition. [Finding aid]