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Today in History: August 19

Slide 1 of 9: FRANCE - DECEMBER 14: Title page of Historique et Description des Procedes Daguerreotype et du Diorama, 1839, by Louis Jacques Mande Daguerre (1787-1851), published by Alphonse Giroux, Paris. (Photo by DeAgostini/Getty Images)

1839: First practical photographic process releases

Details of French photographer and inventor Louis-Jacques Daguerre’s first practical photographic process is released in Paris. 

© DeAgostini/Getty Images
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