1939 New York World's Fair "Trylon and Perisphere" Circular Bakelite 3/4 Diameter Shirt Button. Button is in used fine condition. Your button will be shipped by well cushioned padded envelope in the United States. If you live in the state of Connecticut, a sales tax of 6% will be added which I have to pay to the state. Buyer pays postage. We accept PayPal.