1838 188 years ago Notable Deaths July 19

Pierre Louis Dulong, French physicist and chemist (born 1785)

On July 19, in the year 1838, Pierre Louis Dulong, French physicist and chemist (born 1785). This event is recorded as a Notable Deaths event in the history of July 19, one of 438 recorded events on this date across all of history.

1 notable person is associated with this event, including Pierre Louis Dulong. Learn more below.

Pierre Louis Dulong FRS FRSE was a French physicist and chemist. He is remembered today largely for the law of Dulong and Petit, although he was much-lauded by his contemporaries for his studies into the elasticity of steam, conduction of heat, and specific heats of gases. He worked most extensively on the specific heat capacity and the expansion and refractive indices of gases. His collaboration with Alexis Thérèse Petit led to the discovery of the Dulong–Petit law on heat capacity.

Key Facts

  • This event took place on July 19, 1838 (AD era).
  • It is categorised as a Notable Deaths event in recorded history.
  • Referenced in 1 Wikipedia article.
  • 1 notable person is recorded as involved in or associated with this event.
  • Wikipedia source last updated on 12 February 2026.

On This Date in History 438

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Notable Deaths 2015 Jul 19 Gennadiy Seleznyov, Russian journalist and politician, 2nd Speaker of the Duma (born 1947)
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Notable Deaths 2014 Jul 19 David Easton, Canadian-American political scientist and academic (born 1917)
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Notable Deaths 2014 Jul 19 James Garner, American actor (born 1928)
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Notable Deaths 2014 Jul 19 Ray King, English footballer and manager (born 1924)
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Notable Deaths 2014 Jul 19 Harry Pougher, English cricketer (born 1941)
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Notable Deaths 2014 Jul 19 John Winkin, American baseball player, coach, and journalist (born 1919)
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Notable Deaths 2013 Jul 19 Bert Trautmann, German footballer and manager (born 1923)
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Historical Events 2011 Jul 19 Guinean President Alpha Condé survives an attempted assassination and coup d'état at his residence in Conakry.
Notable Deaths 2010 Jul 19 Cécile Aubry, French actress, author, television screenwriter and director (born 1928)
Notable Deaths 2010 Jul 19 Jon Cleary, Australian author and playwright (born 1917)
Notable Deaths 2009 Jul 19 Frank McCourt, American author and educator (born 1930)

This article draws on content from Wikipedia, available under CC BY-SA 4.0.

People Involved

Pierre Louis Dulong

French scientist (1785–1838)

death

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