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Same age - food made the difference
A black and white advertisement to encourage balanced diets. There are three photos - A larger top photo that displays two different mice, one on the right is healthy looking and the one on the left is much smaller and looks very sick. Below that photo there... Provided by the Green 'N' Growing Collection (The History of Home Demonstration and 4-H Youth Development in North Carolina), Special Collections, North Carolina State University Libraries
