- The Wars of the Jews; or the history of the destruction of Jerusalem
- History of the World War
- A Forgotten Empire (Vijayanagar): a contribution to the history of India
- The Odyssey
- Ariel
- A School History of the Great War
- Lives of the Most Eminent Painters, Sculptors and Architects
- White Slaves; or, the Oppression of the Worthy Poor
- History of the Incas
- Mabini's Decalogue for Filipinos
- History of France
- Miscellaneous Essays
- History of the Decline and Fall of the Roman Empire
- The Story of the Greeks
- The History of England in Three Volumes, Vol.I., Part C.
- Canada and the States
- Ten Days That Shook the World
- Genghis Khan, Makers of History Series
- The Borgias
- Xerxes
- Japan
- The Former Philippines thru Foreign Eyes
- The War in South Africa
- World's Best Histories — Volume 7: France
- The Love Letters of Henry VIII to Anne Boleyn
- History of the Decline and Fall of the Roman Empire
- Ancient China Simplified
- The Naval History of the United States
- State of the Union Address
- The Art of War
- The Chief Engineer
- The History of London
- Anti-Slavery Opinions before the Year 1800
- Poems on Slavery
- Poems on Slavery
- The English Novel
- Principles of Freedom
- The History of a Lie
- Four American Leaders
- Arabic Authors
- Elements of Military Art and Science
- Miscellaneous Studies; a series of essays
- State of the Union Address
- Filipinas Dentro De Cien Años (Estudio Politico-Social)
- Aircraft and Submarines
- An Account of Egypt
- Korea's Fight for Freedom
- The History of Don Quixote, Volume 1, Complete
- England under the Tudors
- The History of England in Three Volumes, Vol.I., Part A.
- The Epic of Gilgamish
- Ancient Egypt
- Gettysburg Address
- Panukala sa Pagkakana nang Repúblika nang Pilipinas
- Historical and Political Essays
- Tales of Passed Times
- The Ancient History of the Egyptians, Carthaginians, Assyrians,
- Rasselas, Prince of Abyssinia
- High Finance
- The Theory of Social Revolutions
- Bushido, the Soul of Japan
- Pragmatism
- The Seven Great Monarchies Of The Ancient Eastern World, Vol 1. (of 7): Chaldaea
- The Truth About Woman
- Lectures and Essays
- Royal Children of English History
- Leviathan
- Works of Martin Luther
- Brief History of English and American Literature
- The French Revolution
- The Psychology of Revolution
- History of Australia and New Zealand
- "'Tis Sixty Years Since"
- The American Revolution
- Union and Democracy
- With our Fighting Men
- Noli me tangere
- Americanism Contrasted with Foreignism, Romanism, and Bogus Democracy in the Light of Reason, Histor...
- The Story of Paris
- History of the Decline and Fall of the Roman Empire
- The History of a Crime
- History of Florence and of the Affairs of Italy
- A History of the Japanese People
- History of the Decline and Fall of the Roman Empire
- Ten Great Events in History
- History of Egypt, Chaldea, Syria, Babylonia, and Assyria in the Light of Recent Discovery
- A History of Germany
- History of the Decline and Fall of the Roman Empire
- Cicero's Orations
- The History of Roman Literature
- An Inquiry into the Nature and Causes of the Wealth of Nations
- New York
- A Short History of Spain
- A Discourse on the Study of the Law of Nature and Nations
- A Book of Discovery
- The Art of War
- The Civilization of China
- History of the Conflict Between Religion and Science
- The Story of the Philippines and Our New Possessions,
- Lectures and Essays