Mail Being Transported in the Future Postage Stamp

Front:
USAirmail 45+ HINGTON 20 Universal Postal Congress NOV 27 1989 FIRST DAY OF ISSUE 20066

Back:
How mail may be transported in the future—a surface rover vehicle enroute to deliver mail to a space colony. The stamp was designed by Ken Hodges. POSTAL SERVICE Item 8847-8 © 1989 U.S. Postal Service. All rights reserved.