The California State Library, comprising sections including California History, Information Services, Government Publications, and the Witkin Law Library in Sacramento and the Sutro Library in San Francisco, holds a wide variety of materials relating to the history of Los Angeles, including manuscripts, rare books, maps, photographs and other visual resources, ephemera, vertical files, and more. …

The Los Angeles County Metropolitan Transportation Authority's Library & Archive is the most comprehensive transit operator-owned library resource in the United States. As the only multimodal transportation library in Southern California, we serve employees, the public, governments, and research institutions around the world. Our origins date back to the days of the Los Angeles Railway in…