Original oil and gas trade magazine vintage ad for CUTLER-HAMMER INC. of Milwaukee, WI. 3-coil protection and day omission features are now on CH controllers. Programmed pumping has made the overload relay and day omitting features so essential that these extra options are the rule in todays pumping operations. Now both are incorporated is the standard line of Three Star oil well pumping control. This unique 1962 old oilfield petroleum pumping industry electrical magazine advertisement would display beautifully matted and framed. Two page gatefold advertisement.