Vintage pinback pin, NATIONAL COUNCIL of GRAIN PROCESSORS A. F. of L. Aug. '40, picturing a sack a box and wheat, in excellent++ condition. Few tiny scuffs and some spotting on the back. Size is 1" in diameter. Pictures show both sides. NOTE: All of the advertising items I have listed are guaranteed to be 100% authentic originals. They are all clean and ready for display. Thank you for your purchase, I appreciate it.