498th Tactical Missile Group emblem.  Approved 19 December 1961.
<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 href="//commons.wikimedia.org/wiki/File:498thmissilegoup-emblem.jpg" title="File:498thmissilegoup-emblem.jpg">File:498thmissilegoup-emblem.jpg</a> converted to .png and edited with Microsoft Paint