nov 19, 1502 - The "Cantino planisphere", a precise copy for an Italian spy of Portugal's secret Padrão Real map of the New World, is acquired by Alberto Cantino, agent for Ercole I d'Este, Duke of Ferrara, at a cost of 12 golden ducats
Added to timeline:
Date:
nov 19, 1502
Now
~ 523 years ago