Chełmno, church of SS. James and Nicholas, until 1806 Franciscans', keystone in the presbytery with symbol of St. Matthew the Evangelist, after 1326
<a href="//commons.wikimedia.org/wiki/User:Pko" title="User:Pko">Pko</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>