More than a dozen crude smelters were discovered less than 150 yards from where Sir Francis Drake's, Plate of Brass was found in 1936. They were used to create the brass for the Plate and the iron used in the Rod.
<a href="//commons.wikimedia.org/w/index.php?title=User:Ab94904&amp;action=edit&amp;redlink=1" class="new" title="User:Ab94904 (page does not exist)">Robert Stupack (ab94904)</a>
CC BY 4.0
<span class="int-own-work" lang="en">Own work</span>