Folder contains: Original envelope cover; supplementary report, with original manuscript report, by E. J. Pia, Sgt. #475 and others, 8-31-1970. 3 copies; supplementary report by Clarence E. Keyes, Dep. #1186, 8-31-1970; supplementary report by D. Cannon, Det. Sgt. #44 and Alvarez, Dep. #249, 9-4-1970; and statement of Louis C. Nevada, taken at the ELA Station by Donald H. Cannon, Det. Sgt. #44, 9-1-1970. 3 copies.