Border Protection Forces in <a href="https://en.wikipedia.org/wiki/Prudnik" class="extiw" title="en:Prudnik">Prudnik</a>, <a href="//commons.wikimedia.org/wiki/Poland" class="mw-redirect" title="Poland">Poland</a>. Czechoslovakia-Poland border.
Unknown author<span style="display: none;">Unknown author</span>
Ryszard Kasza