The Archival Center that the Archdiocese of Los Angeles built at the San Fernando Mission and opened in 1980 is a measured response to the church's obligation to collect and preserve records associated with the human activities constituting California's Catholic heritage. The facility houses papers, documents, correspondence, and related materials generated since 1840 by the Archdiocese of Los…

The Chinese Historical Society of Southern California was founded in1975 to discover and recognize Chinese American pioneers and the history of Chinese Americans in Southern California. It also works to increase aware-ness of Chinese American heritage through public programs, education, and research. The society's holdings focus on Southern California Chinese American history.

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…

Documents and photos relating to the history of the Crescenta Valley. The La Crescenta Valley Historical Society has a lot of materials on the New Years Flood of 1934, and the town of Montrose, plus some materials on the American portrait artist S. Seymour Thomas.

The Museum of Social Justice is located in La Plaza United Methodist Church, on the site of the oldest section of Los Angeles. The Museum’s historical collection consists of documents, photographs, artifacts, and other materials created by La Plaza Methodist Church at the beginning of the twentieth century. The collection features over 2000 photographs that capture the work of the founders of the…

The Orange County Historical Society (OCHS) is a non-profit group which collects, preserves and shares the history of Orange County, California for the benefit of its members and the general public.

Special Collections and Archives houses the UC Irvine Libraries' collections of rare books, manuscripts, archives, photographs, and other rare and special materials. Major collections include the Critical Theory Archive, the Southeast Asian Archive, and the University Archives, as well as in-depth collections on Orange County and California history, dance and performing arts, 20th-century…