A former patch of the <a href="https://en.wikipedia.org/wiki/Montgomery_County_Police_Department" class="extiw" title="w:Montgomery County Police Department">Montgomery County, Maryland Police Department</a> (MCPD), used from 1972 to 1979.
<a href="https://en.wikipedia.org/wiki/Montgomery_County_Police_Department" class="extiw" title="w:Montgomery County Police Department">Montgomery County Police Department</a>
<a rel="nofollow" class="external text" href="http://www.mcpexplorers.org/assets/auction/MCPD%20Patch%20&amp;%20Badge%20Tapestry.jpg">31 December 1972</a>
This file was derived from: <a href="//commons.wikimedia.org/wiki/File:USA_-_MARYLAND_-_Montgomery_County_police_01.jpg" class="mw-redirect" title="File:USA - MARYLAND - Montgomery County police 01.jpg">USA - MARYLAND - Montgomery County police 01.jpg</a><br>