PZL-Świdnik SW-4 Puszczyk helicopter on static display during Radom Air Show 2009.
<a href="//commons.wikimedia.org/wiki/User:Cel_84" title="User:Cel 84">Marek M. Cel</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>