<div class="description">
Tests of this painting, by an unknown Italian forger of the 1920's revealed that the purportedly ancient wormholes in the panel had been made with a drill (they were straight, not crooked) and the Virgin's robe was painted using Prussian Blue, a pigment not invented until the 18th century.</div>
<bdi>Manner of <a href="https://en.wikipedia.org/wiki/en:Sandro_Botticelli" class="extiw" title="w:en:Sandro Botticelli"><span title="Italian painter (1445-1510)">Sandro Botticelli</span></a>
</bdi>
"A History of Art Forgery" CD-ROM by Joe Dolice for The New Rochelle Council on The Arts.