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<p>Wall charts with photographs of white guinea pigs used in nutritional studies, and photographs of food sources of particular vitamins and minerals.
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<br>Subjects: Vitamin C Nutritional aspects Posters; Scurvy Posters; Diet Research Posters; Animal models in research Posters; Guinea pigs as laboratory animals Posters</div>
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U.S. Department of Agriculture, Bureau of Home Economics</div>
Internet Archive identifier