Own work, based on <a href="//commons.wikimedia.org/wiki/File:4th_Infantry_Division_CSIB.png" title="File:4th Infantry Division CSIB.png">File:4th Infantry Division CSIB.png</a>
USAIOH/<a href="//commons.wikimedia.org/wiki/User:Connormah" title="User:Connormah">user:Connormah</a>
Vectorized from <a href="//commons.wikimedia.org/wiki/File:4th_Infantry_Division_CSIB.png" title="File:4th Infantry Division CSIB.png">File:4th Infantry Division CSIB.png</a> / <a rel="nofollow" class="external autonumber" href="http://www.tioh.hqda.pentagon.mil/Catalog/HeraldryMulti.aspx?CategoryId=3618&amp;grp=2&amp;menu=Uniformed%20Services">[1]</a>