Washington, D.C., 1922. "Department of Agriculture. First device to accurately measure a loaf of bread in cubic centimeters has been perfected by Bureau of Agricultural Economics." Harris & Ewing glass negative. View full size.
  BUY PRINT    Washington, D.C., 1922. "Department of Agriculture. First device to accurately measure a loaf of bread in cubic centimeters has been perfected by Bureau of Agricultural Economics." Harris & Ewing glass negative. | Click image for Comments. | Home | Browse All Photos