The materials of the Regional History Collection document 100 years of Southern California history in various formats. The collection was founded in the mid-1970s as a repository for the papers of Southern Californian political figures, among them Governor Jerry Brown Jr., Congresswoman Yvonne Brathwaite Burke; and Congressmen Alphonso Bell, Chet Holifield, Craig Hosmer, and Gordon McDonough.

The Whittier History Room is located on the mezzanine of the Central Library and is home to the Whittier Local History Collection. The purpose of this collection is to collect, preserve and make available to the public materials reflecting the development of the City of Whittier and surrounding areas. The main areas of collection are Whittier history, Whittier Hills and California history. The…