. Milk. Milk. ~''*m'mmmi*^.. Fig. 141.—Davis' milk and cream cooler. Russell found that when a pail was sterilized the germ con- tent of the milk was 165 per cubic centimeter, while in a pail not sterilized the number was 4265. Lohnis and Kuntze counted in. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Heinemann, Paul Gustav. Philadelphia and London, W. B. Saunders Company

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