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Rat on the left has been fed on a diet of meat and potatoes, white bread and butter, navy beans, oatmeal and apple pie. Rat on the right fed same diet plus milk, cod liver oil, fruits and vegetables and eggs. Nutrition laboratory at Iowa State College, Ames, Iowa

Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. Rat on the left is deficient in riboflavin. Rat on the right is normal

Parke, Davis and Company, manufacturing chemists, Detroit, Michigan. Rat on the left is deficient in riboflavin. Rat on the right is normal

Conducting diet and nutrition experience on rats in the animal lab of the home economics department at Iowa State College. Ames, Iowa

Conducting diet and nutrition experience on rats in the animal lab of the home economics department at Iowa State College. Ames, Iowa

Conducting diet and nutrition experiments on rats in the animal laboratory of the home economics department at Iowa State College. Ames, Iowa

Conducting diet and nutrition experiments on rats in the animal laboratory of the home economics department at Iowa State College. Ames, Iowa

Miss Dorothy Ehmke, conducting urea tests on the blood of pregnant rats as part of a study of the effect of meat diets on toxemic pregnancy in rats. In the research lab in the home economics department at Iowa State College. Ames, Iowa

A class in the veterinary school with a rabbit on the operating table. About to operate are: left to right, Robert Pierson, Leon Kanegis, and Dr. E.A. Hewitt. Ames, Iowa

Rat on the left has been fed on a diet of meat and potatoes, white bread and butter, navy beans, oatmeal and apple pie. Rat on the right fed same diet plus milk, cod liver oil, fruits and vegetables and eggs. Nutrition laboratory at Iowa State College, Ames, Iowa

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Summary

Public domain photograph of laboratory, science, research, free to use, no copyright restrictions image - Picryl description

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iowa story county ames safety film negatives rat diet meat potatoes bread butter navy beans navy beans apple pie apple pie milk cod liver oil cod liver oil fruits vegetables eggs nutrition laboratory nutrition laboratory state college iowa state college 1940 s 40 s us navy united states history library of congress
date_range

Date

01/01/1942
person

Contributors

Delano, Jack, photographer
place

Location

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Source

Library of Congress
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Link

http://www.loc.gov/
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Copyright info

No known restrictions. For information, see U.S. Farm Security Administration/Office of War Information Black & White Photographs http://www.loc.gov/rr/print/res/071_fsab.html

label_outline Explore Cod Liver Oil, Cod, Liver

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iowa story county ames safety film negatives rat diet meat potatoes bread butter navy beans navy beans apple pie apple pie milk cod liver oil cod liver oil fruits vegetables eggs nutrition laboratory nutrition laboratory state college iowa state college 1940 s 40 s us navy united states history library of congress