Baron d'Holbach: A Study of Eighteenth Century Radicalism in France: A 1914 essay by Max Pearson Cushing, made available in several formats through the Gutenberg Project.
Common Sense About Theology: An excerpt from the Holbach work known as Good Sense or Common Sense.
Good Sense: This 1772 work by Holbach in English translation. From the Gutenberg Project.
Holbach, Paul Henri Thiry, baron d': Brief entry from the 2001 Columbia Encyclopedia.
Paul Henri Thiry, Baron d'Holbach (1723-1789): Brief article on this skeptical scholar.
Paul-Henri Thiry (Baron) d'Holbach: Stanford Encyclopedia of Philosophy article by Michael LeBuffe. Reviews this Enlightenment thinker's life, metaphysics and ethics.
The System of Nature: PDF files of this classic text by Holbach.