'Drawings discovered in 1967 showed this artist invented the chain drive around 1492'
Leonardo da Vinci
TECHNOLOGY: Drawings discovered in 1967 showed this artist invented the chain drive around 1492
Drawings discovered in 1967 showed this artist invented the chain drive around 1492
Drawings discovered in 1967 showed this artist invented the chain drive around 1492
TECHNOLOGY
Leonardo da Vinci
TECHNOLOGY