1930. "The hen with the mechanical internal organs surprised visitors at the World's Poultry Congress in London by giving a brief lecture on how she utilized her food to make eggs. Prepared by the United States Department of Agriculture." Harris & Ewing Collection glass negative. View full size.
  BUY PRINT    1930. "The hen with the mechanical internal organs surprised visitors at the World's Poultry Congress in London by giving a brief lecture on how she utilized her food to make eggs. Prepared by the United States Department of Agriculture." Harris & Ewing Collection glass negative. | Click image for Comments. | Home | Browse All Photos