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fenced in dairy cow herd in front of building / man operating milking machines / CU of milking attachment on cow's udders and large container of milk / inside factory where men are dressed in white overalls and there is steam coming off machinery / large cans of milk move down a conveyor belt / CU of machine filling the cans with milk / milk cans rolled to inspector who weighs them / large room full of hundreds of stacked milk cans / worker places cans in a shipping box / two suited men drink milk from glasses / cows grazing in a field / CU of cow's face. Canned milk is safely sterilized for first time on June 05, 1951 in East Stanwood, Washington (Footage by Getty Images)