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    John Dee, Scientist  
John Dee was a noted British mathematician, astronomer, astrologer, geographer, and consultant to Queen Elizabeth I. He also devoted much of his life to alchemy, divination, and Hermetic philosophy. Dee straddled the worlds of science and...
 
    Giordano Bruno, Martyr for Science  
Giordano Bruno was an Italian Dominican friar, philosopher, mathematician, poet, and cosmological theorist. He is known for his cosmological theories, which conceptually extended the then-novel Copernican model. He proposed that the stars w...
 
    Petrus Plancius, Dutch Cartographer  
Petrus Plancius was a Dutch astronomer, cartographer and clergyman. He was soon recognized as an expert on the shipping routes to India. He strongly believed in the idea of a North East passage until the failure of Willem Barentsz's third v...
 
    Samuel de Champlain, Founder Quebec - 1608  
Samuel de Champlain was a French Explorer. He made several expeditions to North America before founding Quebec in 1608 with 32 colonists, most of whom did not survive the first winter. He joined with the northern Indian tribes to defeat Iro...
 
    Willem Jansz Blaeu, Publisher of Maps  
Willem Janszoon Blaeu: Author, printer, and publisher of geographic maps and globes, which he signed until 1621 with the Latinized name of Guljelmus Caesius. Pupil and friend of Tycho Brahe (1546-1601), from whom he acquired the astronomica...
 
    Andreas Cellarius, Dutch-German Cartographer  
Andreas Cellarius was a Dutch-German cartographer, best known for his Harmonia Macrocosmica of 1660, a major star atlas, published by Johannes Janssonius in Amsterdam. He was born in Neuhausen (now a part of Worms), and was educated in H...
 
    Joan Blaeu, Publisher of Maps  
Joan Blaeu was the eldest son of Willem Janszoon Blaeu (1571-1638). It was under the control of Joan that the Blaeu printing press achieved lasting fame by moving towards the printing of maps and expanding to become the largest printing pre...
 
    Nicolaes Witsen, Mayor Amsterdam  
Nicolaas or Nicolaes Witsen was mayor of Amsterdam thirteen times, between 1682-1706. In 1693 he became administrator of the VOC. In 1689 he was extraordinary-ambassador to the English court, and became Fellow of the Royal Society. In his f...
 
    Fahrenheit, Inventor Thermometer  
Daniel Gabriel Fahrenheit, German physicist and instrument maker. He spent most of his life in the Netherlands, where he devoted himself to the study of physics and the manufacture of precision meteorological instruments. He is best known f...
 
    John Harrison, Solved Longitude - 1773  
John Harrison was a self-educated English carpenter and clockmaker. He invented the marine chronometer, a long-sought after device for solving the problem of establishing the East-West position or longitude of a ship at sea, thus revolution...
 
    Georges-Louis Leclerc, Comte de Buffon  
Georges-Louis Leclerc, Comte de Buffon was a French naturalist, mathematician, cosmologist, and encyclopedic author. His works influenced the next two generations of naturalists, including Jean-Baptiste Lamarck and Georges Cuvier. Buffon pu...
 
    Mikhail Lomonosov, Russian Polymath  
Mikhail Lomonosov was a Russian polymath, scientist and writer, who made important contributions to literature, education, and science. Among his discoveries was the atmosphere of Venus. His spheres of science were natural science, chemistr...
 
    James Hutton, Father Modern Geology  
James Hutton was a Scottish physician, geologist, naturalist, chemical manufacturer and experimental agriculturalist. He is considered the father of modern geology. His theories of geology and geologic time, also called deep time, came to b...
 
    Henry Cavendish, Discovery of Hydrogen  
Henry Cavendish was a British scientist noted for his discovery of hydrogen or what he called "inflammable air". He described the density of inflammable air, which formed water on combustion, in a 1766 paper "On Factitious Airs". Antoine La...
 
    Jeremiah Dixon, Mason–Dixon Line  
Jeremiah Dixon was an English surveyor and astronomer who is best known for his work with Charles Mason, from 1763 to 1767, in determining what was later called the Mason–Dixon line. Dixon was born in Cockfield, near Bishop Auckland, Cou...
 
       
         
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