Helvétius and Holbach

Claude Adrien Helvétius  (1715 - 1789)  French

Most Famous Work:  De l'esprit (On Mind)  (1758)

Paul-Henri Thiry, Baron d'Holbach  (1723 - 1789)  French - German speaking south German


Christianity Unveiled  (Le christianisme devoile)  (1766?)

Most famous work:  The System of Nature; or Laws of the Moral and Physical World  (1770)