Drawing of an old man thinking, pen and ink circa 1510 by Leonardo da Vinci (1452-1519), Italian artist and polymath. dated 1478, pen and ink. Florence, Uffizi.

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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1478, 1510, anatomy, archival, archive, artist, circa, da, drawing, florence, historical, history, ink, italian, leonardo, man, pen, polymath, thinking, uffizi, vinci, writing