The Downey Historical Society is located at the Downey History Center in Apollo Park. For more than thirty years, the society's all-volunteer staff has been gathering and preserving records and artifacts from and about the southeastern part of Los Angeles County. The society's collection includes original photographs from 1870 to the present (copy negatives, duplicate prints, or 35-mm slides are…

The collection of the Duarte Historical Society and Friends of the Library focuses on the history of the City of Duarte and adjacent Bradbury. Its archive includes photographs, records, and other artifacts related to the settlers and families who developed Duarte, the local schools, and the local citrus industry..

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…