X-ray analysis reveals hidden composition under iconic portrait of the Lavoisiers

Painting was likely altered to appease growing French anti-aristocratic sentiment.

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PDF) Ingres' Comtesse d'Haussonville (1845)

X-ray analysis reveals hidden composition under iconic portrait of the Lavoisiers

Antoine Laurent Lavoisier, French chemist, demonstrating his discovery of oxygen, 1776 (1874). Artist: Unknown Stock Photo - Alamy

Discovering the evolution of Jacques-Louis David's portrait of Antoine-Laurent and Marie-Anne Pierrette Paulze Lavoisier, Heritage Science

Antoine Lavoisier, Biography, Discoveries, & Facts

Metropolitan Museum of Art Jacques Louis David

Explained: How X-Rays reveal Van Gogh, Picasso's hidden paintings under existing works

PDF) Revealing hidden paint layers in oil paintings by means of scanning macro-XRF: a mock-up study based on Rembrandt's Old man in military costume

Jacques Louis David, Antoine Laurent Lavoisier (1743–1794) and Marie Anne Lavoisier (Marie Anne Pierrette Paulze, 1758–1836)

Discovering the evolution of Jacques-Louis David's portrait of Antoine-Laurent and Marie-Anne Pierrette Paulze Lavoisier, Heritage Science

Jacques Louis David, Antoine Laurent Lavoisier (1743–1794) and Marie Anne Lavoisier (Marie Anne Pierrette Paulze, 1758–1836)