Scope and Contents The Bertha Glidden Bradt Collection contains textual and pictorial records relating to Bradt family genealogy and history dating 1830-1954, the Glidden family manuscripts, and materials from S.E. Bradt’s role in the development of Illinois highways. More than 1,000 volumes are included with the collection and are located in the reading room. A complete listing of the volumes can be found in the Shelflist. The Bradt family records contain personal items belonging to Mrs. S.E. Bradt and the...