Leonardo Da Vinci
"Art is never finished, only abandoned." Leanoardo Da Vinci
BBC Science Leonardo
https://www.bbc.co.uk/science/leonardo/
Ducksters Leonardo Da Vinci biography
https://www.ducksters.com/biography/leonardo_da_vinci.php
Leonardo Da Vinci: The Engineer
https://illumin.usc.edu/leonardo-da-vinci-the-engineer/
Museum of Science Activities
https://www.mos.org/leonardo/activities
Web Gallery of Art
https://www.wga.hu/frames-e.html?/bio/l/leonardo/biograph.html
Gallery
Gallery
The Mona Lisa
The Last Supper