The City College of San Francisco Library collection contains images from the 1940s. A majority of the collection consists paintings by Mexican artist, Diego Rivera, and his first assistant, Mona Hofmann.
The Whittier Museum collection contains audiovisual materials (moving images and audio) from the 1900s to 2000s. A majority of the collection consists of oral history interviews with residents of Whittier, California. Subjects include westward expansion and settlement of California.