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<dl><dd>"U.S. Government Printing Office: 1946--713103."</dd>
<dd>"For sale by the Superintendent of Documents. U.S. Government Printing Office, Washington, D.C."</dd>
<dd>Show pictures of two white rats. One rat did not have enough calcium. It has a short, stubby body due to poorly formed bones. The second rat had enough calcium. This rat reached full size and the bones are well-formed and weigh more that the first rat. The picture also show what kind of food rich in calcium</dd></dl><br>Subjects: Calcium in animal nutrition Posters; Nutrition Research Posters; Animal models in research Posters; Diet Posters; Rats as laboratory animals Posters; Calcium in animal nutrition; Nutrition; Animal models in research; Diet; Rats as laboratory animals</div>
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United States. Bureau of Human Nutrition and Home Economics</div>
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