Public domain
Trying to improve nation's poultry. Dr. Eloise B. Cram has the important task of trying to rid the poultry of the United States of parasites. Dr. Cram is in charge of the parasites of poultry section of the zoological division, Bureau of Animal Industry, of the U.S. Department of Agriculture. The ph
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Subjects
Credit lineTrying to improve nation's poultry. Dr. Eloise B. Cram has the important task of trying to rid the poultry of the United States of parasites. Dr. Cram is in charge of the parasites of poultry section . 1930-01-01. Harris & Ewing. Harris & Ewing Collection, Library of Congress. Public domain.
