Canal Zone, Towering Locomotive, 15c, 1977 Issue, last postage stamp issued by the Canal Zone
U.S. Bureau of Engraving and Printing
<p>U.S. Government: Canal Zone Postal Authority<br></p>
Image obtained from eBay :  <a rel="nofollow" class="external text" href="https://www.ebay.com/itm/253608266763?item=253608266763">eBay item 253608266763</a>