- Poems on Slavery
- The History of the Peloponnesian War
- The Naval History of the United States
- The History of London
- New York
- Histoire de France
- The Major Operations of the Navies in the War of American Independence
- The Art of War
- Arabic Authors
- History of the Decline and Fall of the Roman Empire
- History of the World War
- Ave Roma Immortalis, Vol. 2
- Egypt (La Mort de Philae)
- Aircraft and Submarines
- The Chronology of Ancient Kingdoms Amended
- A Short History of the United States
- History of France
- The Love Letters of Henry VIII to Anne Boleyn
- "De Bello Gallico" and Other Commentaries
- The Borgias
- The War in South Africa
- A Short History of Spain
- History of Florence and of the Affairs of Italy
- History of the Decline and Fall of the Roman Empire
- Barnaby Rudge
- The History of a Crime
- The Empire of the East
- The Story of Paris
- Ten Days That Shook the World
- The Odyssey
- South
- The Ancient History of the Egyptians, Carthaginians, Assyrians,
- A Smaller history of Greece
- History of the Incas
- History of the Incas
- Roman Britain in 1914
- The Psychology of Revolution
- A Commentary on Herodotus
- Ancient Egypt
- History of the Decline and Fall of the Roman Empire
- History of the Decline and Fall of the Roman Empire
- A History of the Japanese People
- The History of England in Three Volumes, Vol.I., Part A.
- Brief History of English and American Literature
- Leviathan
- The Theory of Social Revolutions
- Royal Children of English History
- An Inquiry into the Nature and Causes of the Wealth of Nations
- The New Freedom
- Pragmatism
- A Short History of Russia
- The Civilization of China
- Piracy off the Florida Coast and Elsewhere
- Four American Leaders
- High Finance
- Ali Pacha
- Works of Martin Luther
- The English Novel
- Culture and Anarchy
- "Shiloh" as Seen by a Private Soldier
- English Literature and Society in the Eighteenth Century
- The History of Don Quixote, Volume 1, Complete
- England under the Tudors
- History of the United States, Volume 1
- The Naval History of the United States
- The Truth About Woman
- History of the Conflict Between Religion and Science
- Voyager's Tales
- The Romanization of Roman Britain
- The Mayas, the Sources of Their History
- History of Egypt, Chaldea, Syria, Babylonia, and Assyria in the Light of Recent Discovery
- The Balkans
- 1914
- A General History and Collection of Voyages and Travels — Volume 06
- The Empire of Russia
- The Caesars
- Roman life in the days of Cicero
- The Art of War
- Cyrus the Great
- Cicero's Orations
- The History of England
- Souvenirs de la maison des morts
- An Account of Egypt
- The French Revolution
- Cyprus, as I Saw It in 1879
- A Short History of English Agriculture
- Miscellaneous Essays
- The American Revolution
- Captain Cook
- De Bello Gallico
- Korea's Fight for Freedom
- Genghis Khan, Makers of History Series
- Japan
- The Wars of the Jews; or the history of the destruction of Jerusalem
- History of the Decline and Fall of the Roman Empire
- The History of England in Three Volumes, Vol.I., Part C.
- With our Fighting Men
- Berlin — Panorama einer Weltstadt
- Union and Democracy
- "'Tis Sixty Years Since"