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Cross-listed in Physicians

Stephen Reed

bornactivedied
1801, Sep 261824-1870s1877, Jul 12
an American physician, newspaper publisher, and geologist. He graduated from Yale College in 1824. After two or three years spent in school-teaching and in studying medicine, he established himself as a physician in Goshen, Conn. A year later he removed to Roxbury, Conn., and in 1831 to Richmond, Mass. Finding the exposure to the severity of the weather too ...
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Cross-listed in Inventors

Carl Reichenbach

aka: Karl von Reichenbach
borndied
1788, Feb 121869, Jan
a notable chemist, geologist, metallurgist, naturalist, industrialist and philosopher, and a member of the prestigious Prussian Academy of Sciences. He is best known for his discoveries of several chemical products of economic importance, extracted from tar, such as eupione, waxy paraffin, pittacal (the first synthetic dye) and phenol (an antiseptic). He als...
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Bernhard Riemann

borndied
1826, Sep 171866, Jul 20
a German mathematician who made contributions to analysis, number theory, and differential geometry. In the field of real analysis, he is mostly known for the first rigorous formulation of the integral, the Riemann integral, and his work on Fourier series. His contributions to complex analysis include most notably the introduction of Riemann surfaces, breaki...
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Cross-listed in Inventors

Gilles de Roberval

aka: Gilles Personne, Gilles Personier
borndied
1602, Aug 101675, Oct 27
a French mathematician, was born at Roberval near Beauvais, France. He worked on the quadrature of surfaces and the cubature of solids, which he accomplished, in some of the simpler cases, by an original method which he called the "Method of Indivisibles"; but he lost much of the credit of the discovery as he kept his method for his own use, while Bonaventur...
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Cross-listed in Legal

Pierre Romain

borndied
1751, Oct 301785, Jun 15
a French lawyer , physicist, chemist and aeronaut. He met Jean-François Pilâtre de Rozier in August 1784 and began studying a balloon capable of crossing the English Channel. A simple balloon does not allow a trip so long (it would be impossible to transport all the hay necessary for heating), they develop a combination of balloon and gas balloon , they ca...
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Cross-listed in WritersPhysicians

Jean Ruel

aka: Jean Ruelle, Ioannes Ruellius
borndied
14741537, Sep 24
a French physician and botanist noted for the 1536 publication in Paris of De Natura Stirpium, a Renaissance treatise on botany. Ruel was born in Soissons. He was self-taught in Greek and Latin, and studied medicine, graduating in 1508, or, according to other sources in 1502. In 1509 he became physician to Francis I, devoted himself at the same time to a st...
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