Which Happened First?

Gemma Frisius

Gemma Frisius
Image: Maarten van Heemskerck · Public domain · source

Gemma Frisius was a 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, an astronomical instrument, are named after him.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. Jean Fernel1506 – April 26, 1558
  2. Gemma Frisius (this page)December 8, 1508 – May 25, 1555
  3. Federico Commandino1509 – September 3, 1575
  4. Aloysius Liliuscirca 1510 – circa 1576
  5. Robert Recordecirca 1510 – 1558
  6. Michael ServetusSeptember 29, 1511 – October 27, 1553

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Gemma Frisius (December 8, 1508 – May 25, 1555) · Which Happened First?