<a href="https://en.wikipedia.org/wiki/Hugh_Trenchard,_1st_Viscount_Trenchard" class="extiw" title="w:Hugh Trenchard, 1st Viscount Trenchard">Lord Trenchard's</a> armorial achievement as displayed in St. Clement Danes, London.  The Latin motto <i>Nosce Teipsum</i> means "Know Thyself"
<a href="//commons.wikimedia.org/wiki/User:Greenshed" title="User:Greenshed">Greenshed</a>
2009-02-14
<span class="int-own-work" lang="en">Own work</span>