Materials relating to the National Chicano Moratorium march and rally in East Los Angeles, August 29, 1970, include the parade permit and correspondence, notes of meetings with parade organizers, including Rosalio Munoz, LASD operational plans, radio car logs, maps of the parade route and maps of major incidents, intelligence collected by the LASD on radical groups and individuals participating in the march, copies of "inflammatory" flyers, issues of Chicano newspapers, and of the L.A Times, gathered before and after the march. Also in the files are materials on the aftermath – the transcript of the press conference by KMEX-TV’s General Manager, Danny Villanueva, numerous complaint reports from businesses and individuals who suffered damages during the rioting, local radio and television news editorials, and citizens’ correspondence sent to Sheriff Peter Pitchess in response to the events on August 29, 1970.

Materials relating to the investigation of the homicide of Ruben Salazar include the investigation "books" with reports by Homicide detectives, summaries by the LASD of the 16-day Coroner's inquest proceedings, a full transcript of the Coroner's inquest, documents provided to the United States Attorney General, the Coroner's autopsy report, interviews and statements from numerous witnesses, including a manuscript statement by Deputy Thomas Wilson, who fired the tear gas projectile that killed Salazar, a drawing of the interior of the Silver Dollar Café, a report of the LASD tear gas field tests, a tear gas training manual, teletypes and telegrams, evidence tags, field notes, photographic evidence (negatives and photographs) and taped interviews of witnesses (reel-to-reel) and taped radio car transmissions. The files also include a copy of the Los Angeles County Office of Independent Review’s report on the homicide investigation (2011) and the LASD’s digital copies of the files (2011).