Bartholomew Roberts' pirate flag depicting a pirate standing on two skulls labeled "ABH" and "AMH" for "A Barbadian's Head" and "A Martinican's Head", after Governors of those two islands sent warships to capture Roberts.
<a href="//commons.wikimedia.org/wiki/User:Orem" title="User:Orem">Orem</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>