56th Field Artillery Command shoulder sleeve insignia.
<a href="//commons.wikimedia.org/wiki/User:Fred_the_Oyster" title="User:Fred the Oyster">Fred the Oyster</a>
2014-10-04
<a href="//commons.wikimedia.org/wiki/File:56th_Field_Artillery_Command_SSI.png" class="image"><img alt="56th Field Artillery Command SSI.png" src="https://upload.wikimedia.org/wikipedia/commons/thumb/f/f6/56th_Field_Artillery_Command_SSI.png/100px-56th_Field_Artillery_Command_SSI.png" decoding="async" width="100" height="125" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/f/f6/56th_Field_Artillery_Command_SSI.png/150px-56th_Field_Artillery_Command_SSI.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/f/f6/56th_Field_Artillery_Command_SSI.png/200px-56th_Field_Artillery_Command_SSI.png 2x" data-file-width="281" data-file-height="351"></a><br>The Institute of Heraldry <a rel="nofollow" class="external autonumber" href="http://www.tioh.hqda.pentagon.mil/FA/56FieldArtilleryCommand.htm">[1]</a>