April 1926. Washington, D.C. "Miss Louise Thorne of the National Academy of Sciences holding a plant growing in an air-tight bulb." Harris & Ewing Collection glass negative. View full size.
  BUY PRINT    April 1926. Washington, D.C. "Miss Louise Thorne of the National Academy of Sciences holding a plant growing in an air-tight bulb." Harris & Ewing Collection glass negative. | Click image for Comments. | Home | Browse All Photos