A System of Logic
P. McGregor
1862 · 1872 edition
480 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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The Logic of Chance
John Venn
1866 · 1888 edition
550 pages
An Outline of the Necessary Laws of Thought
William Abp of York Thomson
Published 1892
330 pages
Studies and Exercises in Formal Logic
John Neville Keynes
Published 1894
512 pages
An Outline of the Necessary Laws of Thought
William Thomson, William Abp of York Thomson
Published 1875
340 pages
Logic
Bernard Bosanquet
Published 1888
426 pages
A Treatise on Logic
Francis Bowen
Published 1870
482 pages
The Organon, Or Logical Treatises, of Aristotle
Octavius Freire Owen, Aristotle, Porphyry
Published 1893
400 pages
Novum organum
Francis Bacon
Published 1878
644 pages
The Principle and the Method of the Hegelian Dialectic
Evander Bradley McGilvary
Published 1897
240 pages
Sorin Cerin:The Philosophical Works of the Coaxialism - 2020 Reference Edition
Sorin Cerin
Published 2020
590 pages
Sorin Cerin:The Coaxialism - Final Edition
Sorin Cerin
Published 2021
544 pages
The Transcendental Coaxiological Mathematics
Sorin Cerin
Published 2021
314 pages
Language and World
Volker Munz, International Wittgenstein Symposium Kirchberg am Wechsel, Austria)
2010 · 2013 edition
399 pages
How successful is naturalism?
Georg Gasser
2007 · 2013 edition
300 pages
Intelligence, Intuition and Creativity Global Cognitive Theory
José Tiberius
Published 2019
104 pages
Lehrbuch Der Allgemeinen Logik
Gustav Adolf Lindner
Published 1898
182 pages
Lectures on Metaphysics and Logic
William Sir Hamilton
1859 · 1878 edition
746 pages
The Nature and Utility of Mathematics
Charles Davies
Published 1873
434 pages
Lectures on Logic
William Sir Hamilton
Published 1883
740 pages
Elementary Lessons in Logic
William Stanley Jevons
Published 1876
366 pages
The Culmination of the Science of Logic
John Cauchois Smith
Published 1888
122 pages
The Organon, Or Logical Treatises, of Aristotle
Aristotle, Porphyry
Published 1887
416 pages
Lectures on the Republic of Plato
Richard Lewis Nettleship
1897 · 1898 edition
380 pages