<div class="fn value">
Masters of Grudziądz Polyptych</div>
circa 1390 <div style="display: none;">date QS:P571,+1390-00-00T00:00:00Z/9,P1480,Q5727902</div>
Scan: <i>National Museum in Warsaw</i>, Arkady, Warsaw, 1990, <a href="//commons.wikimedia.org/wiki/Special:BookSources/83-213-3308-7" title="Special:BookSources/83-213-3308-7">ISBN 83-213-3308-7</a>