- The Negro and the Nation
- Reform and Politics, Part 2, from Volume VII,
- War of the Classes
- From Isolation to Leadership, Revised
- The Day of the Confederacy; a chronicle of the embattled South
- American Institutions and Their Influence
- The American Republic
- Common Sense
- What Social Classes Owe to Each Other
- Political Pamphlets
- On the Economy of Machinery and Manufactures
- The Thirty Years War — Complete
- Thoughts on the Present Discontents, and Speeches, etc.
- Manifesto of the Communist Party
- The Mirrors of Washington
- The Great Conspiracy, Volume 4
- Atalantis Major
- An Inquiry into the Permanent Causes of the Decline and Fall of Powerful and Wealthy Nations.
- The Young Duke
- A Miscellany of Men
- Lectures of Col. R. G. Ingersoll, Volume I
- Second Treatise of Government
- Second Treatise of Government
- The Athenian Constitution
- A Treatise on Domestic Economy
- Ancient Town-Planning
- Human Nature in Politics
- The Conflict between Private Monopoly and Good Citizenship
- Democracy, an American novel
- Woman and the Republic — a Survey of the Woman-Suffrage Movement in the United States and a Discussi...
- Women and Politics
- Slavery and Four Years of War, Vol. 1-2
- The Republic
- Democracy in America — Volume 1
- On War — Volume 1
- Compilation of the Messages and Papers of the Presidents
- Essays on some unsettled Questions of Political Economy
- The Spirit of American Government
- Democracy in America — Volume 2
- A Political Diary 1828-1830, Volume II
- Mediaeval Socialism
- The Thirty Years War — Volume 01
- Opinion of the Supreme Court of the United States, at January Term, 1832, Delivered by Mr. Chief Jus...
- Sophisms of the Protectionists
- Speculations from Political Economy
- Essays; Political, Economical, and Philosophical — Volume 1
- Latin America and the United States
- Writings of Thomas Paine — Volume 2 (1779-1792): the Rights of Man
- The Communist Manifesto
- The English Constitution
- The Relations Between Religion and Science
- Proportional Representation Applied To Party Government
- Home Rule
- Der Sozialismus einst und jetzt
- Essays on Political Economy
- A Treatise on the Six-Nation Indians
- The Works of Lord Byron. Vol. 3
- Heart of Man
- Aliens or Americans?
- The Condition of the Working-Class in England in 1844
- Essentials of Economic Theory
- The Path of the Law
- Considerations on Representative Government
- Ancient Law