390th Information Systems Operations Squadron emblem.  Approved 6 August 1986.  Later 390th Communications Operations Squadron, 390th Cyberspace Operations Squadron
<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>
1986-08-06
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