Angelo Secchi
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Carl Friedrich Gauss
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Leopold von Buch
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Eduard Suess
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Gustav Theodor Fechner
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Johannes Kepler
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Joost Buergi
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Thomas Edison
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H von Helmhotz
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Robert Mayer
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James Watt
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G R Kirchhoff
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R W Bunsen
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Michael Faraday
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Hans Christian Oerstedt
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Carl Friedrich Gauss
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Wilhelm Eduard Weber
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Werner von Siemens
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Heinrich Rudolf Hertz
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Wilhelm Konrad Roentgen
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Justus von Liebig
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Friedrich Woehler
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J J Van'T Hoff
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Benjamin Thompson Graf von Rumford
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Alessandro Volta
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Jean Francois Arago
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Sir John Herschel
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Hermann von Helmholtz
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Robert Kirchhoff
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Konrad Roentgen
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Sir William Crookes
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Thomas A Edison
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Friedrich Woehler
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August Wilhelm von Hofmann
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M P E Berthelot
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Heinrich Wilhelm Olbers
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Carl Zoellner
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Karl Ritter
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Sir Isaac Newton
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Sir Humphry Davy
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Robert Bunsen
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Wilhelm Weber
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Antoine Laurent Lavoisier
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Johann Jakob Berzelius
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Eilhard Mitscherlich
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Remigius Fresenius
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Graf Pierre Simon Laplace
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Friedrich Wilhelm Bessel
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