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..

El Pueblo de Los Angeles Historical Monument is the oldest section of Los Angeles. Its twenty-seven historic buildings clustered around an old plaza range in architectural style from an adobe dwelling of 1818 to a Spanish-style church of 1926. Four of the buildings have been restored as museums. A brochure describing the buildings is available at the Information Desk in the Plaza or at the El…