. . "Records created during investigation to document the receipt and evaluation of physical evidence. Files include evidence report, property reports and receipts, search warrants, statements relating to a history of the gun used in the assassination, a copy of Sirhan's notebook and related papers, and materials relating to FBI investigation of items found in Sirhan's car and room." . . . . . . "Evidence files" . . . . "Los Angeles (Calif.). Police Department. Special Unit Senator." . .