The Museum exhibits American Indian cultural materials, primarily focused on cultures of the Southwestern, Great Basin and Californian culture regions, which were connected by a major trade route from circa 4,000 BP. One of the largest collections is from the California coast and Channel Islands. Seven thousand artifacts are represented, ranging in age from 8-9,000 BP to ethnographic/historic…

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 Santa Monica Mountains National Recreation Area archives documents this park unit of the National Park Service.  The digital archives contain materials from individuals and organizations connected to the recreation area such as environmentalist Margot Feuer, Chumash Chief Charlie Cooke, scientist Margaret Stassforth, the Mountain Conservancy Foundation, and the Friends of Satwiwa.

The Yosemite Archives contain historical records and manuscripts related to Yosemite's history, including the donated papers of ethnographers and scientists, resource management records, historic park administrative records, and slide, photo, and film collections.