54th Fighter Group emblem (USAF) Originally approved 8 March 1957.  Shape of shield modified 2012.
<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>
2014-04-22 06:40:56
<a rel="nofollow" class="external free" href="http://www.tioh.hqda.pentagon.mil/Catalog/Category.aspx?grp=2&amp;menu=Uniformed%20Services">http://www.tioh.hqda.pentagon.mil/Catalog/Category.aspx?grp=2&amp;menu=Uniformed%20Services</a>