Texas Navy Signal Flag 1
<a href="//commons.wikimedia.org/wiki/User:Glasshouse" title="User:Glasshouse">Glasshouse</a>
<span class="int-own-work" lang="en">Own work</span>, Derived from Signal flags of the “Second Texas Navy,” 1839-43.  From Commodore Moore and the Texas Navy, by Tom Henderson Wells, copied from originals drawings by a Midshipman Garlick.