First published in 1748, "The Elements of Logic in Four Books" is a classic treatise on logic and reasoning. Drawing on the works of Aristotle, Descartes, and other great thinkers, William Duncan presents a clear and comprehensive guide to the principles of correct reasoning, covering everything from syllogisms and propositions to fallacies and sophisms. Despite its age, this book remains a valuable resource for anyone seeking to improve their critical thinking and analytical skills.

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