Daily Archives: July 13, 2018

“Who does not understand should either learn, or be silent.”

John Dee (13 July 1527 – 1608/9), the English and Welsh mathematician, astronomer, and astrologer was born on July 13, 1527. He was a Cambridge-educated scientist, who did postgraduate work with mapmaker Gerardus Mercator. He became an authority on navigation, … Continue reading

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