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Noah Webster was born on October 16, 1758 in the West Division of Hartford, Connecticut (now West Hartford). Noah Webster died in 1843. Compuso un texto de gramatica elemental titulado "Principios gramaticales de la lengua inglesa
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He was born on April 27, 1791 in Charlestown, Massachusetts, USA. Samuel Morse died, age 80, in New York City on April 2, 1872. Invento el telegrafo morse
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Sigmund Freud, (born May 6, 1856, Freiberg, Moravia, Austrian Empire [now Příbor, Czech Republic]—died September 23, 1939, London, England), Austrian neurologist, founder of psychoanalysis. Realizo la teoria del desarrollo psicosexual
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Chemist John Dalton was born September 6, 1766, in Eaglesfield, England. Died July 26, 1844 in Manchester, England. John Dalton creo el modelo atomico de Dalton
