Consists of a variety of ephemera related to social, protest, and counterculture movements in California, particularly in San Francisco and the greater Bay Area. Some materials are from organizations outside of California, but were collected by participants in movements located in California. The bulk of the material dates from 1965-1980. The collection includes ephemeral materials such as flyers, brochures, announcements, newsletters, and newspapers.

Series 1 (General social, protest and counterculture movements) includes materials related to the Anti-Vietnam War, Free Speech, international human rights and women's movements.

Series 2 (Organizations and publications) includes ephemera related to social justice, anti-war, civil rights and countercultural organizations and publications, such as newsletters and newspapers, related to these topics.