This collection contains materials primarily related to prisoner-led struggles inside of California's prisons between 1965 and 1980 concentrating on the Folsom Prison Strike and the cases of the Soledad Brothers and the San Quentin Six and more. Additional contents include:

- Defense Committee Materials re: Soledad Brothers, San Quentin Six and Ruchell Magee.

- Materials about the conditions at Folsom Prison that instigated the strike and the strikers' manifesto.

- Writings and Statements from political prisoners.

- Audio and Video materials.

- Coordinating Council of Prisoner Organizations (CCPO)