Natural law

See also what's at Wikipedia, your library, or elsewhere.

• Law

• Natural law -- Congresses
• Natural law -- Early works to 1800
• Natural law -- History
• Natural law -- Religious aspects
• Liberty

• Law of nature
• Natural rights
• Nature, Law of
• Rights, Natural

• De Cive, by Thomas Hobbes (text files at McMaster)
• Discourse on the Origin of Inequality, by Jean-Jacques Rousseau, trans. by G. D. H. Cole (HTML at constitution.org)
• The Elements of Law, Natural and Politic, by Thomas Hobbes
  • text at McMaster
  • HTML at orst.edu
• The Ethics of Liberty (1998 edition), by Murray Newton Rothbard, contrib. by Hans-Hermann Hoppe (PDF and partial HTML at mises.org)
• Lectures on the Principles of Political Obligation, by Thomas Hill Green (PDF at McMaster)
• The Philosophy of Law: An Exposition of the Fundamental Principles of Jurisprudence as the Science of Right (Edinburgh: T. and T. Clark, 1887), by Immanuel Kant, trans. by W. Hastie (HTML and PDF files at libertyfund.org)
• Philosophy of Right, by Georg Wilhelm Friedrich Hegel, trans. by S. W. Dyde (PDF at McMaster)

• The Western University on Trial (Berkeley: University of California Press, 1983), ed. by John W. Chapman (HTML at UC Press)

• The Western University on Trial (Berkeley: University of California Press, 1983), ed. by John W. Chapman (HTML at UC Press)

• Chercheurs de Dieux dans l'Espace Public; Frontier Religions in Public Space (with articles in French and English; 2001), ed. by Pauline Côté (PDF with commentary at Ottawa)

• The Principles of Natural and Politic Law (Cambridge University Press, 1807), by J. J. Burlamaqui, trans. by Thomas Nugent (HTML at constitution.org)

• Anti-Dictator: The Discours sur la Servitude Volontaire (New York: Columbia University Press, 1942), by Estienne de La Boétie, trans. by Harry Kurz (page images at HathiTrust)
• Discourse on Voluntary Servitude, by Estienne de La Boétie, ed. by Harry Kurz (HTML at constitution.org)
• Second Treatise of Government, by John Locke
  • HTML at Adelaide
  • Gutenberg text
• Two Treatises of Government, by John Locke (PDF at McMaster)

• Against Freedom: The War on Terrorism in Everyday New Zealand Life (2007), by Valerie Morse (PDF at Rebel Press)
• Civil Liberty: A Sermon (1856), by Noah Porter, ed. by Joe Lockard (multiple formats at eserver.org)
• Critics and Crusaders (New York: H. Holt and Co. c1948), by Charles Allan Madison (page images at HathiTrust)
• Critics and Crusaders: A Century of American Protest (New York: H. Holt and Co. c1947), by Charles Allan Madison (page images at HathiTrust)
• The Decline of Liberty in England, by E. S. P. Haynes (DjVu at archive.org)
• Die Freiheitskriege Kleiner Völker Gegen Grosse Heere (in German; Bern : Haller'sche verlagsbuchhandlung, 1867), by Franz von Erlach
  • page images at HathiTrust
  • page images and PDF in Germany
• The Ethics of Liberty (1998 edition), by Murray Newton Rothbard, contrib. by Hans-Hermann Hoppe (PDF and partial HTML at mises.org)
• The Fetishism of Liberty (New York: Marxian Philosophical Society, 1917), by Harry Waton (page images at HathiTrust)
• For a New Liberty: The Libertarian Manifesto (1978), by Murray Newton Rothbard (HTML and PDF at mises.org)
• Freedom and the Law (third edition, 1991), by Bruno Leoni (HTML and PDF at libertyfund.org)
• Freedom, Cultural Traditions, and Progress: Philosophy in Civil Society and Nation Building, by George F. McLean (HTML at crvp.org)
• The Freedom Philosophy, ed. by Paul L. Poirot (PDF at fee.org)
• Freedom Under the Law (Hamlyn Lectures, #1; London: Stevens and Sons, 1949), by Sir Alfred Denning (PDF in the UK)
• Lectures on the Principles of Political Obligation, by Thomas Hill Green (PDF at McMaster)
• Liberty: A Path to Its Recovery, by F. A. Harper (PDF at fee.org)
• Liberty and Democracy, ed. by Tibor R. Machan (PDF files with commentary at Hoover Institution)
• Liberty and Equality, ed. by Tibor R. Machan (PDF files with commentary at Hoover Institution)
• Liberty and Hard Cases, ed. by Tibor R. Machan (PDF files with commentary at Hoover Institution)
• Liberty, Equality, Fraternity (New York: H. Holt and Co., 1873), by James Fitzjames Stephen (page images at MOA)
• Liberty, Equality, Fraternity (London: Smith, Elder and Co., 1873), by James Fitzjames Stephen (HTML at terrenceberres.com)
• The Limits of Liberty: Between Anarchy and Leviathan, by James M. Buchanan (frame-dependent HTML at econlib.org)
• The Mainspring of Human Progress (1953 edition), by Henry Grady Weaver (PDF at mises.org)
• Mill on Liberty (1980), by Chin Liew Ten (HTML at Victorian Web)
• Never Again: Ending War, Democide, and Famine Through Democratic Freedom, by R. J. Rummel (PDF at Hawaii)
• On Liberty (4th edition, 1869), by John Stuart Mill (HTML at Bartleby)
• On Liberty, by John Stuart Mill
  • HTML in Australia
  • HTML at Bartleby
• On Liberty (with an added introduction; London et al.: Walter Scott Pub. Co., ca. 1901), by John Stuart Mill, contrib. by W. L. Courtney (Gutenberg text)
• Our Heritage of Liberty, Its Origin, Its Achievement, Its Crisis: A Book for War Time (c1942), by Stephen Leacock (HTML in Canada; NO US ACCESS)
• Pattern for Revolt, by Leonard E. Read (PDF at fee.org)
• A Plea for Liberty: An Argument Against Socialism and Socialistic Legislation (New York: D. Appleton, 1891), ed. by Thomas Mackay (HTML at econlib.org)
• Property Rights: A Practical Guide to Freedom and Prosperity, by Terry Lee Anderson and Laura E. Huggins (PDF files with commentary at Hoover Institution)
• Protection from Power Under English Law (Hamlyn Lectures, #9; London: Stevens and Sons, 1957), by John Clarke MacDermott (PDF in the UK)
• Social Choice and Individual Values (Cowles Foundation monograph #12, first edition; New York: J. Wiley and Sons; London: Chapman and Hall, 1951), by Kenneth Joseph Arrow (PDF at Yale)
• Social Choice and Individual Values (Cowles Foundation monograph #12, second edition; New York: J. Wiley and Sons; London: Chapman and Hall, 1963), by Kenneth Joseph Arrow (PDF at Yale)
• Topics of Jurisprudence Connected with Conditions of Freedom and Bondage, by John C. Hurd (page images at MOA)
• Vices Are Not Crimes: A Vindication of Moral Liberty, by Lysander Spooner (HTML with commentary at mind-trek.com)

More items available under narrower terms.