artnet news – A rare chemical compound called plumbonacrite has been found on the underpainting of Leonardo da Vinci’s Mona Lisa, which sheds light on his processes, according to new research. – read more
artnet news – A rare chemical compound called plumbonacrite has been found on the underpainting of Leonardo da Vinci’s Mona Lisa, which sheds light on his processes, according to new research. – read more