Folder: S.F. Police-Policemen-Getchell, Byron.
Written on back: "Left to right Captain Robert Hotaling, Lieutenant William Tice, Irving Schwartz, members Cal State Auto Assn Public School Traffic Reserve Unit in Redding School, Pine and Larkin, receiving instruction in traffic control from Officer B.J. Getchell who has been detailed to the special assignment of training boys to 100% efficiency."