Scope and Content From the Collection: The collection consists of 30 images documenting the Metabolism Study conducted by the College of Home Economics at Virginia Polytechnic Institute. In addition, the collection contains 12 duplicate images and one negative. The study involved the participants eating food that was weighed out in order to determine what amounts nitrogen was utilized by individual young girls. Study participants were required to lick their plates and bowls. The study involved measuring participants' excretionary...