71st Surveillance Wing emblem
<a href="https://en.wikipedia.org/wiki/United_States_Army_Institute_of_Heraldry" class="extiw" title="en:United States Army Institute of Heraldry">en:United States Army Institute of Heraldry</a>
1963-04-22
<a rel="nofollow" class="external free" href="http://www.worthpoint.com/worthopedia/usaf-71st-surveillance-wing-bmews-249256780">http://www.worthpoint.com/worthopedia/usaf-71st-surveillance-wing-bmews-249256780</a> (modified)