1983 Press Photo AC Spark Plug division mgr. John Wilson looks at Ricco & Ridi

John B. Wilson (left), AC Spark Plug division general manager, looked on Tuesday as Sam Ricco and Dale Ridi demonstrated a procedure to save catalytic converters at the plant in Oak Creek. Ricco and Ridi shared equally in a $20,000 award from General Moto

Photo is dated 1983.

Photo measures 10 x 8 inches.

Photo back: