The Baseball Reliquary maintains a large collection of artifacts, artworks, photographs, and documents related to baseball history in Southern California and the United States.

The Special Collections holdings reflect the diverse communities of the Claremont Colleges and the local area and region. Among the collections especially pertinent to Los Angeles and Southern California are the following:

The Drucker Institute, in cooperation with the Honnold/Mudd Library at the Claremont Colleges, maintains a collection of records donated by Peter Drucker and others with whom he interacted. The archives’ purpose is to support research related to Drucker’s life and work. The collection includes articles written by or about Peter Drucker, images and magnetic media, boxed awards and ephemera, and…

A digitized, JPEG, DOC, PDF, MP3 collection of photo albums, oral history tapes and text from the personal albums and interviews of engine builders and auto-racing notables active in the Los Angeles Basin 1880s-1984. Family immigration from England, France, Germany and Canada is noted along with some 'old-country' testimony. The file is approx. 20GB in size. Papers posted on academia.edu

A digitized and hard copy JPEG, DOC, PDF, DVD collection of photo albums, oral history DVD's (approximately 50) from personal albums and interviews of valley residents including WWII veterans, policeman, fireman, actors, housewives, cowboys, farmers and business leaders from 1930s to present. Books and letters on the entertainment industry, history of the San Fernando Valley. 

The Salvation Army Museum of the West houses materials of the Western Territory of the Salvation Army. The Southern California Division is headquartered in Los Angeles proper but services all of Southern California, including Salvation Army churches, Adult Rehabilitation Centers, shelters, and other programs run by The Salvation Army. The collection chronicles the developments and changes of The…

The Topanga Historical Society (THS) was organized in 1974 by a group of dedicated community leaders who recognized the urgent need to collect and preserve records of Topanga’s unique history and to make them available to future generations. The Society maintains an Archive Center and presents quarterly local history programs.