| Call number | Item |
| B | Philosophy, Psychology, and Religion (Go to start of category) |
| B-BD | Philosophy (Go to start of category) |
| BC | Logic (Go to start of category) |
| BC108 .C795 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) A Brief Text-Book of Logic and Mental Philosophy (New York: Schwartz, Kirwin, and Fauss, 1891), by Charles Coppens (HTML at Notre Dame) |
| BC108 .H3 | Every-Day Reasoning: or, The Science of Inductive Logic (Philadelphia: Claxton, Remsen and Haffelfinger, 1877), by Geo. P. Hays |
| BC108 .S56 2013 | A Fortiori Logic: Innovations, History and Assessments (first edition; Geneva: The author, 2013), by Avi Sion (HTML at thelogician.net) |
| BC108 .T174 1856 | Elements of Logic: Together With an Introductory View of Philosophy in General, and a Preliminary View of the Reason (New York: D. Appleton and Co., 1856), by Henry Philip Tappan (page images at MOA) |
| BC108 .T3 1844 | Elements of Logic: Together With an Introductory View of Philosophy in General, and a Preliminary View of the Reason (New York and London: Wiley and Putnam, 1844), by Henry Philip Tappan |
| BC135 .C42 | Introduction to Mathematical Logic (volume 1 only volume published; Princeton: Princeton University Press, 1956), by Alonzo Church (page images at HathiTrust) |
| BC135 .D4 1847 | Formal Logic: or, The Calculus of Inference, Necessary and Probable (London: Taylor and Walton, 1847), by Augustus De Morgan (multiple formats at archive.org) |
| BC135 .D59 1886 | The Game of Logic (London and New York: Macmillan, 1887), by Lewis Carroll |
| BC135 .D6 | The Game of Logic, by Lewis Carroll |
| BC135 .D6 | Symbolic Logic (fourth edition; London and New York: Macmillan, 1897), by Lewis Carroll (Gutenberg text and illustrated HTML) |
| BC135 .P6 | Studies in Logic, by Members of the Johns Hopkins University (Boston: Little, Brown, and Co., 1883), ed. by Charles S. Peirce, contrib. by Allan Marquand, Christine Ladd-Franklin, O. H. Mitchell, and Benjamin Ives Gilman (multiple formats at archive.org) |
| BC135 .V4 1881 | Symbolic Logic (London: Macmillan and Co., 1881), by John Venn (multiple formats at archive.org) |
| BC135 .W5 | Tractatus Logico-Philosophicus (in English and German), by Ludwig Wittgenstein, trans. by C. K. Ogden, contrib. by Bertrand Russell (Gutenberg multiple formats and LibriVox audio) |
| BC135 .W5 1922 | Tractatus Logico-Philosophicus (from the International Library of Psychology, Philosophy and Scientific Method series; in English and German side by side; New York: Harcourt, Brace and Co.; London: K. Paul, Trench, Trubner and Co., 1922), by Ludwig Wittgenstein, trans. by C. K. Ogden, contrib. by Bertrand Russell |
| BC137 .L79 1517 | Illuminati Sacre Pagine Professoris Amplissimi Magistri Raymundi Lull, Ars Magna, Generalis Et Ultima: Quarumcunque Artium et Scientiarum Ipsius Lull, Assecutrix Et Clauigera, et ad Eas Aditum Faciliore Prebens, Antehac Nusquam Arti Impressorie Emunctius Commendata (title from illuminated page about 12 leaves in; in Latin; Lyon: J. Marechal, 1517), by Ramon Llull, ed. by Bernardus de Lavinheta |
| BC141 .K4 1921 | A Treatise on Probability (London: Macmillan, 1921), by John Maynard Keynes (Gutenberg PDF and LaTeX) |
| BC141 .K9 | Probability and the Logic of Rational Belief (Middletown, CT: Wesleyan University Press, c1961), by Henry Ely Kyburg (page images at HathiTrust) |
| BC141 .V4 1876 | The Logic of Chance: An Essay on the Foundations and Province of the Theory of Probability, With Especial Reference to its Logical Bearings and its Application to Moral and Social Science (second edition; London: Macmillan and Co., 1876), by John Venn (page images in Germany) |
| BC171 .B876 | Die Onbetrouwbaarheid der Logische Principes (in Dutch; Groningen: P. Noordhoff, ca. 1908), by L. E. J. Brouwer (page images at HathiTrust; US access only) |
| BC172 .H3 | Kategorienlehre (in German; Leipzig: H. Haacke, 1896), by Eduard von Hartmann |
| BC177 .S56 1996 | Future Logic: Categorical and Conditional Deduction and Induction of the Natural, Temporal, Extensional, and Logical Modalities. (1996), by Avi Sion (frame-dependent HTML at thelogician.net) |
| BC177 .W44 | How to Think Straight (Totowa, NJ: Littlefield, Adams and Co., 1975), by James D. Weinland (page images at HathiTrust) |
| BC199 .W5 L3 | Logique de la Volonté (in French; Paris: F. Alcan, 1902), by Paul Lapie |
| BD | Speculative Philosophy (Go to start of category) |
| BD21 .L2 | Introduction to Philosophy: An Inquiry After a Rational System of Scientific Principles in Their Relation to Ultimate Reality (London: T. F. Unwin, 1891), by George Trumbull Ladd |
| BD21 .L5 | The Fundamental Problems of Metaphysics (Edinburgh and London: W. Blackwood and Sons, 1910), by James Lindsay (multiple formats at archive.org) |