Edward Wright was an English mathematician and cartographer noted for his book Certaine Errors in Navigation, which for the first time explained the mathematical basis of the Mercator projection by bu
Hilliard's portrait of George, Earl of Cumberland (c. 1590, detail). Wright dedicated his work Certaine Errors in Navigation (1599) to him.
The New River at Enfield Town Park in London – photographed on 3 February 2008
The Scotsman John Napier (1550–1617), the inventor of logarithms, depicted in an engraving by Samuel Freeman (1773–1857) based on a 1616 painting at the University of Edinburgh
Title page of Wright's Certaine Errors in Navigation (Second edition, 1610)
Christopher Heydon
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Sir Christopher Heydon was an English soldier, politician, and writer on astrology, who was a Member of Parliament for Norfolk from 1588 to 1589. He quarrelled with his family over its estates in Norf
The Heydon family owned Baconsthorpe Castle in Norfolk