Hog Cholera & a New Serum

Bert Aikman>UIS Collection A's>UIS Collection, Segment 9

Hog Cholera & a New Serum,

duration 00:56

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Story of cholera epidemic & vaccinations (serum) & how veterinarian told Bert how to get serum. Vaccination of his sows worked & they became the base for his later hog business.