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<dl><dd>Wall charts with photographs of white rats and guinea pigs used in nutritional studies, and photographs of food sources of particular vitamins and minerals.</dd>
<dd>"U.S. Government Printing Office: 1929 8-6942."</dd>
<dd>Wall charts with photographs of white rats and guinea pigs used in nutritional studies, and photographs of food sources of particular vitamins and minerals</dd></dl><br>Subjects: Human growth Nutritional aspects Posters; Nutrition Research Posters; Diet Posters; Rats as laboratory animals Posters; Human growth; Nutrition; Diet; Rats as laboratory animals</div>
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U.S. Department of Agriculture, Bureau of Home Economics</div>
Internet Archive identifier