Roundel of the Chilean Air Force.
<a href="//commons.wikimedia.org/wiki/User:B1mbo" title="User:B1mbo">B1mbo</a>
2006-10-04
Own work  using: <a rel="nofollow" class="external text" href="http://www.airliners.net/photo/Chile-Air-Force/Bell-412EP/1712801/L">Chilean Bell 412</a>