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Sean Martin 902 Leonardo Da Vinci (Leonardo's self portrait in red chalk.)

He was born in 1452 in Florence. He grew up with a peasant family. Leonardo did not follow in his father's foot steps to be a doctor or a notary. By the time he was 15 he was very skilled. He was extremely influenced on mechanical and structural engineering during the Renaissance.

During his life his work was very helpful to the Renaissance. He