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 Los Angeles County Arboretum & Botanic Garden has a large archive of historic photographs relating to Rancho Santa Anita, Elias J.(Lucky) Baldwin and this history of the Arboretum. It also holds thephotographic archive of William Chrisman Aplin (1912-1993) a photographer who worked for Sunset magazine and photographed extensively the plants and gardens of Southern California.

The Research Library is a special collection of the Los Angeles Maritime Museum. Originally acquired by donations from local and California coastal shipbuilding companies, shipbuilders and industries, selections from the Library’s collection of manuscripts, architectural drawings, maps and charts are available for viewing by researchers. The collection of manuscripts has value for research in the…

This collection is limited to material from, and relative to, the history of the Los Angeles Police Department. The collection consists of retired and replica police vehicles, a retired helicopter and police motorcycles. Uniforms, equipment and artifacts dating to the beginning of the LAPD are also held within the collection. The non-public archive houses annual reports, photos and motion picture…

The Department of Archives and Special Collections, of the Hannon Library, Loyola Marymount University, acquires, organizes, and opens to research, primary source materials in the arts, humanities, education, and religion.