3 images. Smog hearing on health of individuals, 25 September 1956. A.J. Haagen-Smith; Dr. Leslie Chambers; Dr. Stafford Warren; Dr. Dermot Taylor; Dr. Fred Bryan.; Caption slip reads: "Photographer: Mitchell. Date: 1956-09-25. Assignment: Smog hearing on health of individuals. 23/24: L to R. A.J. Haagen-Smith, Cal. Tech Chemist; Dr. Leslie Chambers, APCD Research Director. 67: Dr. Stafford Warren, Dean of U.C.L.A. School of Medicine. 68: L to R. Dr. Dermot Taylor, U.C.L.A. Pharmacology Professor; Dr. Fred Bryan U.C.L.A. Prof. of Medicine; Dr. Stafford Warren, Dean of School of Medicine, U.C.L.A."