The alcohol test in relation to milk / by S. Henry Ayers, bacteriologist, and William T. Johnson, Jr., Scientific assistant, Dairy Division.

The dissemination of disease by dairy products, and methods for prevention.

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Ayers, S. Henry (Samuel Henry)

Works from the collections

The alcohol test in relation to milk / by S. Henry Ayers, bacteriologist, and William T. Johnson, Jr., Scientific assistant, Dairy Division.

The dissemination of disease by dairy products, and methods for prevention.