Flag of Biřkov, Klatovy District, Czech Republic.
Unknown author<span style="display: none;">Unknown author</span>
2018-06-21
<a rel="nofollow" class="external text" href="https://rekos.psp.cz/detail-symbolu/id/c89cd5cf-b549-475f-8bf7-6b2450d9a58f">REKOS - official database of municipal symbols at website of Chamber of Deputies</a>