Reconstruction studies from the Renaissance



At present studies are being carried out to determine whether Leonardo’s original wall painting remains safe beneath the Vasary mural that covers it; Vasary may have painted on a new wall surface slightly separated from Leonardo’s. Should this be the case, it would be possible to study the painting technique used by Leonardo.

http://entertainment.timesonline.co.uk/tol/arts_and_entertainment/article718584.ece

http://www.physorg.com/news4596.html