Gemma Frisius (1508 - 1555), Dutch physician

Illustration showing Gemma Frisius (1508 - 1555), Dutch physician, mathematician, cartographer, philosopher, and instrument maker. He created important globes, improved the mathematical instruments of his day and applied mathematics in new ways to surveying and navigation. Gemma's rings are named after him. Along with Gerardus Mercator and Abraham Ortelius, Frisius is often considered one of the founders of the Netherlandish school of cartography and significantly helped lay the foundations for the school's golden age

1508 1555 Cartographer Considered Foundations Founders Frisius Gemma Gerardus Globes Helped Improved Mathematical Mathematician Mathematics Mercator Netherlandish Often Ortelius Significantly Surveying Ways

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