For your consideration, here is a 1970's Darigold Dairy Vote November 5th Pinback Button, Pin.  It has some wear on it.  There is tarnish on the back.  The button has a diameter of 2 1/4 inches.  It will be mailed in a bubble mailer.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (408.790i-.4px2)