Artis logicae rudimenta
Henry Aldrich, Henry Longueville Mansel
Published 1849
254 pages
Free logic books
Logic is the study of good reasoning. These books teach you how arguments work, how to spot a fallacy and how to think more clearly, from informal critical thinking to formal symbolic logic. Useful for students, and for anyone who wants to argue better. This list shows the ones you can read in full for free.
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Artis logicæ rudimenta
Henry Aldrich
Published 1821
300 pages
Lotze's System of Philosophy
Hermann Lotze
Published 1884
612 pages
Logica, sive ars cogitandi
Antoine Arnauld
Published 1687
374 pages
The De Senectute, De Amicitia, Paradoxa, and Somnium Scipionis of Cicero, and the Life of Atticus, by Cornelius Nepos, with English Notes, Critical and Explanatory, by Charles Anthon
Marcus Tullius Cicero
Published 1848
380 pages
Practical Logic
D. S. Gregory
Published 1881
238 pages
Symbolic Logic
Charles Lutwidge Dodgson
Published 1897
250 pages
Of the Advancement and Proficiencie of Learning
Francis Bacon
Published 1674
434 pages
Logica Magna
Paolo (Veneto)
Published 1971
136 pages
Lectures on metaphysics
William Hamilton
Published 1861
584 pages
Metaphysics.-2. Logic
William Sir Hamilton
Published 1859
752 pages
Outlines of Logic
Jacob Westland
Published 1896
118 pages
The Rule of Reason
Thomas Wilson
Published 1970
352 pages
Elements of Inductive Logic
Noah Knowles Davis
Published 1895
224 pages
Induction
Alexander Bain
Published 1873
490 pages
Lectures on Metaphysics and Logic
William Sir Hamilton
Published 1882
474 pages
An Outline of the Necessary Laws of Thought
William (Lord Archbishop of York)
Published 1882
326 pages
The Elements of Logic, Theoretical and Practical
James Hervey Hyslop
Published 1892
428 pages
The Elements of Logic, a Text-book for Schools and Colleges; Being the Elementary Lessons in Logic
William Stanley Jevons
Published 1883
360 pages
The Culmination of the Science of Logic, with Synopses of All Possible Valid Forms of Categorical Reasoning in Syllogisms of Both Three and Four Terms
John Cauchois Smith
Published 1888
124 pages
Logic
Christoph Sigwart
Published 1895
416 pages
Outlines of Formal Logic
F Wade
Published 1962
156 pages
An essay concerning human understanding. To which are now first added, i. an analysis of mr. Locke's doctrine of ideas [&c., incl. some] extr. from the author's works
John Locke
Published 1828
438 pages
Logick: Or, The Right Use of Reason in the Enquiry After Truth
Isaac Watts
Published 1729
380 pages