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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
~ 522 years ago