Raamatud P. H. Tracy
A Study of Causes of a Stale Metallic Flavor in Strawberry ice Cream Together With Tests of Methods of Packing Berries
H a Ruehe, P H Tracy, R J Ramsey
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Accuracy of Methods of Sampling Milk Deliveries of Milk Plants
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The Keeping Quality of Pasteurized Grade A Milk Offered for Sale in the Chicago Market
P. H. Tracy, L. D. Witter, H. K. Wilson
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Dextrose in Commercial Ice-cream Manufacture
Willard Jason Corbett, P H Tracy
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