House flag of Andrew Weir &amp; Co ("Bank Line")
<a href="//commons.wikimedia.org/wiki/User:VileGecko" title="User:VileGecko">VileGecko</a>
Unknown date<div style="display: none;">Unknown date</div>
<span class="int-own-work" lang="en">Own work</span>, based on a <a rel="nofollow" class="external text" href="https://collections.rmg.co.uk/collections/objects/162.html">Royal Museums Greenwich showpiece</a>