2147th Communications Group (later Information Systems Group, Information Systems Wing, Communications 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>
<a rel="nofollow" class="external free" href="https://nara.getarchive.net/media/organizational-emblem-for-2147th-communications-group-b87a7d">https://nara.getarchive.net/media/organizational-emblem-for-2147th-communications-group-b87a7d</a>