Claude Adrien Helvétius
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Claude Adrien Helvétius was a French philosopher, Freemason, and littérateur.
Portrait de Claude Adrien Helvetius, Collection des Grands Hommes, G.4189
Helvétius was one of several French philosophes who spent time at the court of Frederick the Great of Prussia (depicted above)
Baron d'Holbach
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Paul Thiry, Baron d'Holbach, known as d'Holbach, was a Franco-German philosopher, encyclopedist and writer, who was a prominent figure in the French Enlightenment. He was born in Edesheim, near Landau
Claude Adrien Helvétius
…attempt to modify penal laws. Helvétius also exerted some influence on the utilitarian Jeremy Bentham. The materialistic aspects of Helvétius, along with Baron d'Holbach, had an influence on Karl Marx, the theorist of historical materialism and communism, who studied the ideas of Helvétius in Paris and later called the…
Portrait by Alexander Roslin
Insight into the Ludwigstrasse in Edesheim (Rhineland-Palatinate). The birthplace of Paul Henri Thiry d'Holbach was in the house n° 4. Old picture postcard from 1940.
Segment of his baptism certificate
Franz Adam Holbach's, or Adam François d'Holbach's house in Edesheim, Schloss Kupperwolf