Marcus Atilius Regulus placed in a barrel lined with iron spikes with soldiers fitting more nails on the barrel and closing the lid. Line engraving after Giulio Romano, 1560.

Attribution 4.0 International (CC BY 4.0)

You can use this work for any purpose, including commercial uses, without restriction under copyright law. You should also provide attribution to the original work, source and licence. Read more about this licence.

Credit

Marcus Atilius Regulus placed in a barrel lined with iron spikes with soldiers fitting more nails on the barrel and closing the lid. Line engraving after Giulio Romano, 1560. Attribution 4.0 International (CC BY 4.0). Source: Wellcome Collection.