- The Theory of Social Revolutions
- Pragmatism
- "Shiloh" as Seen by a Private Soldier
- The History of a Lie
- Abraham Lincoln and the Union; a chronicle of the embattled North
- An Essay on the Slavery and Commerce of the Human Species, Particularly the African
- The History of England in Three Volumes, Vol.I., Part A.
- Union and Democracy
- My Days and Nights on the Battle-Field
- An Inquiry into the Nature and Causes of the Wealth of Nations
- The New Freedom
- Works of Martin Luther
- The Last Journals
- The History of the Rise, Progress and Accomplishment of the Abolition of the African Slave-Trade, by...
- The Civilization of China
- With our Fighting Men
- History of the Negro Race in America from 1619 to 1880. Vol. 2 (of 2)
- State of the Union Address
- The Great Conspiracy, Volume 1
- Commentaries on the Laws of England
- Leviathan
- The French Revolution
- High Finance
- The Nuts
- The Truth About Woman
- The Emancipation Proclamation
- The Story of the Greeks
- China
- The Love Letters of Henry VIII to Anne Boleyn
- The American Revolution
- A Bit of Old China
- Miscellaneous Essays
- A History of England Principally in the Seventeenth Century, Volume I (of 6)
- Principles of Freedom
- Principles of Freedom
- The Relief of Mafeking
- History of Egypt, Chaldæa, Syria, Babylonia, and Assyria, Volume 7 (of 12)
- State of the Union Address
- Captain Cook
- The History of England in Three Volumes, Vol.I., Part C.
- Aircraft and Submarines
- Cyrus the Great
- State of the Union Address
- "'Tis Sixty Years Since"
- Rasselas, Prince of Abyssinia
- Four American Leaders
- Historical and Political Essays
- The Wars of the Jews; or the history of the destruction of Jerusalem
- The Art of War
- Korea's Fight for Freedom
- Japan
- History of the Decline and Fall of the Roman Empire
- Elements of Military Art and Science
- Right Above Race
- Poems on Slavery
- State of the Union Address
- History of the World War
- Genghis Khan, Makers of History Series
- The Art of War
- India: What can it teach us?
- The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2),...
- Ten Days That Shook the World
- A Half Century of Conflict - Volume I
- A Forgotten Empire (Vijayanagar): a contribution to the history of India
- A Popular Account of Dr. Livingstone's Expedition to the Zambesi and its tributaries
- History of the Negro Race in America From 1619 to 1880. Vol 1
- Americanism Contrasted with Foreignism, Romanism, and Bogus Democracy in the Light of Reason, Histor...
- Xerxes
- White Slaves; or, the Oppression of the Worthy Poor
- Early Israel and the Surrounding Nations
- The Caesars
- The Chronology of Ancient Kingdoms Amended
- History of France
- Story of the War in South Africa
- A Social History of the American Negro
- A History of the Japanese People
- "De Bello Gallico" and Other Commentaries
- The War in South Africa
- History of Egypt, Chaldea, Syria, Babylonia, and Assyria in the Light of Recent Discovery
- History of Florence and of the Affairs of Italy
- Fall of the Moghul Empire of Hindustan
- The Battle of Principles
- History of England
- History of the Conflict Between Religion and Science
- A Book of Discovery
- A History of Germany
- The Ancient History of the Egyptians, Carthaginians, Assyrians,
- The Humbugs of the World
- History of the Decline and Fall of the Roman Empire
- The Odyssey
- History Of Egypt, Chaldæa, Syria, Babylonia, and Assyria, Volume 1 (of 12)
- The History of a Crime
- A Commentary on Herodotus
- Kelly Miller's History of the World War for Human Rights
- History of the Decline and Fall of the Roman Empire
- A Discourse on the Study of the Law of Nature and Nations
- The Psychology of Revolution
- A School History of the Great War
- History of the Decline and Fall of the Roman Empire
- The Writings of Abraham Lincoln