- History of HollandAuthor: George EdmundsonReleased on Project Gutenberg: February 8, 2005
- History of Julius CaesarAuthor: Jacob AbbottReleased on Project Gutenberg: March 1, 2004
- History of Kershaw's Brigade: With Complete Roll of Companies, Biographical Sketches, Incidents, Anecdotes, etc.Author: D. A. (David Augustus) DickertReleased on Project Gutenberg: August 6, 2004
- History of King Charles the Second of EnglandAuthor: Jacob AbbottReleased on Project Gutenberg: October 1, 2004
- History of Liberia: Johns Hopkins University Studies in Historical and Political ScienceAuthor: J. H. T. (John Hanson Thomas) McPhersonReleased on Project Gutenberg: February 1, 2004
- History of Modern Mathematics: Mathematical Monographs No. 1Author: David Eugene SmithReleased on Project Gutenberg: August 1, 2005
- History of Modern Philosophy: From Nicolas of Cusa to the Present TimeAuthor: Richard Falckenberg, Andrew Campbell ArmstrongReleased on Project Gutenberg: February 1, 2004
- History of Negro Soldiers in the Spanish-American War, and Other Items of InterestAuthor: Edward A. (Edward Austin) JohnsonReleased on Project Gutenberg: February 1, 2004
- History of PhoeniciaAuthor: George RawlinsonReleased on Project Gutenberg: March 26, 2006
- History of Rationalism Embracing a Survey of the Present State of Protestant TheologyAuthor: J. F. (John Fletcher) HurstReleased on Project Gutenberg: September 28, 2006
- History of Steam on the Erie CanalAuthor: AnonymousReleased on Project Gutenberg: December 28, 2006
- History of the 159th Regiment, N.Y.S.V.Author: Edward DuffyReleased on Project Gutenberg: January 7, 2008
- History of the American Clock Business for the Past Sixty Years, and Life of Chauncey Jerome: Barnum's Connection with the Yankee Clock BusinessAuthor: Chauncey JeromeReleased on Project Gutenberg: June 1, 2004
- History of the American Negro in the Great World War: His Splendid Record in the Battle Zones of Europe; Including a Resume of His Past Services to his Country in the Wars of the Revolution, of 1812, the War of Rebellion, the Indian Wars on the Frontier, the Spanish-American War, and the Late ImbrogAuthor: William Allison SweeneyReleased on Project Gutenberg: August 26, 2005
- History of the Britons (Historia Brittonum)Author: Nennius, active, J. A. (John Allen) GilesReleased on Project Gutenberg: February 26, 2006
- History of the Catholic Church from the Renaissance to the French Revolution — Volume 1Author: James MacCaffreyReleased on Project Gutenberg: November 1, 2000
- History of the Catholic Church from the Renaissance to the French Revolution — Volume 2Author: James MacCaffreyReleased on Project Gutenberg: January 1, 2001
- History of the Comstock Patent Medicine Business and Dr. Morse's Indian Root PillsAuthor: Robert B. ShawReleased on Project Gutenberg: September 8, 2004
- History of the Confederate Powder WorksAuthor: George Washington RainsReleased on Project Gutenberg: February 7, 2008
- History of the Conflict Between Religion and ScienceAuthor: John William DraperReleased on Project Gutenberg: February 1, 1998
- History of the Conquest of PeruAuthor: William Hickling PrescottReleased on Project Gutenberg: February 1, 1998
- History of the Conquest of Peru: With a Preliminary View of the Civilization of the IncasAuthor: William Hickling PrescottReleased on Project Gutenberg: May 1, 1998
- History of the Decline and Fall of the Roman Empire — Volume 1Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 1Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 2Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 2Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 3Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 3Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 3 — Folio formatAuthor: Edward GibbonReleased on Project Gutenberg: May 1, 1997
- History of the Decline and Fall of the Roman Empire — Volume 4Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 4Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 5Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 5Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Decline and Fall of the Roman Empire — Volume 6Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: November 1, 1996
- History of the Decline and Fall of the Roman Empire — Volume 6Author: Edward Gibbon, Henry Hart MilmanReleased on Project Gutenberg: June 7, 2008
- History of the Donner Party: A Tragedy of the SierraAuthor: C. F. (Charles Fayette) McGlashanReleased on Project Gutenberg: July 1, 2004
- History of the Eighty-sixth Regiment, Illinois Volunteer Infantry, during its term of serviceAuthor: J. R. (John R.) KinnearReleased on Project Gutenberg: March 24, 2008
- History of the English People, IndexAuthor: John Richard GreenReleased on Project Gutenberg: May 20, 2008
- History of the English People, Volume I: Early England, 449-1071; Foreign Kings, 1071-1204; The Charter, 1204-1216Author: John Richard GreenReleased on Project Gutenberg: November 9, 2005
- History of the English People, Volume II: The Charter, 1216-1307; The Parliament, 1307-1400Author: John Richard GreenReleased on Project Gutenberg: November 10, 2005
- History of the English People, Volume III: The Parliament, 1399-1461; The Monarchy 1461-1540Author: John Richard GreenReleased on Project Gutenberg: March 13, 2007
- History of the English People, Volume IVAuthor: John Richard GreenReleased on Project Gutenberg: November 4, 2007
- History of the English People, Volume V: Puritan England, 1603-1660Author: John Richard GreenReleased on Project Gutenberg: November 27, 2007
- History of the English People, Volume VI: Puritan England, 1642-1660; The Revolution, 1660-1683Author: John Richard GreenReleased on Project Gutenberg: January 11, 2008
- History of the English People, Volume VII: The Revolution, 1683-1760; Modern England, 1760-1767Author: John Richard GreenReleased on Project Gutenberg: April 30, 2008
- History of the English People, Volume VIII: Modern England, 1760-1815Author: John Richard GreenReleased on Project Gutenberg: May 20, 2008
- History of the Expedition to Russia: Undertaken by the Emperor Napoleon in the Year 1812Author: Ségur, Philippe-Paul, comte deReleased on Project Gutenberg: April 3, 2006
- History of the Expedition under the Command of Captains Lewis and Clark, Vol. 1.: To the Sources of the Missouri, Thence Across the Rocky Mountains and Down the River Columbia to the Pacific Ocean. Performed During the Years 1804-5-6.Author: Meriwether Lewis, William Clark, Thomas Jefferson, Paul AllenReleased on Project Gutenberg: August 20, 2005
- History of the French Revolution from 1789 to 1814Author: M. (François-Auguste-Marie-Alexis) MignetReleased on Project Gutenberg: January 1, 2006
- History of the Gatling Gun Detachment, Fifth Army Corps, at Santiago: With a Few Unvarnished Truths Concerning that ExpeditionAuthor: John H. (John Henry) ParkerReleased on Project Gutenberg: November 1, 2004
- History of the Girondists, Volume I: Personal Memoirs of the Patriots of the French RevolutionAuthor: Alphonse de Lamartine, Ryde, H. T. (Henry T.) [Translator]Released on Project Gutenberg: April 1, 2006
- History of the Impeachment of Andrew Johnson, President of the United States, by the House of Representatives, and his trial by the Senate for high crimes and misdemeanors in office, 1868Author: Edmund G. (Edmund Gibson) RossReleased on Project Gutenberg: December 1, 2000
- History of the IncasAuthor: Sarmiento de Gamboa, Pedro, Markham, Clements R. (Clements Robert), SirReleased on Project Gutenberg: December 29, 2006
- History of the Jews in Russia and Poland, Volume 2 [of 3]: From the Death of Alexander I until the Death of Alexander III (1825-1894)Author: Simon Dubnow, Israel FriedlaenderReleased on Project Gutenberg: April 30, 2005
- History of the Mackenzies, with genealogies of the principal families of the nameAuthor: Alexander MackenzieReleased on Project Gutenberg: January 1, 2003
- History of the missions of the American board of commissioners for foreign missions to the oriental churches, Volume I.Author: Rufus AndersonReleased on Project Gutenberg: July 28, 2006
- History of the missions of the American board of commissioners for foreign missions to the oriental churches, Volume II.Author: Rufus AndersonReleased on Project Gutenberg: November 27, 2006
- History of the Moors of SpainAuthor: FlorianReleased on Project Gutenberg: August 16, 2007
- History of the Negro Race in America from 1619 to 1880. Vol 1: Negroes as Slaves, as Soldiers, and as CitizensAuthor: George Washington WilliamsReleased on Project Gutenberg: April 30, 2005
- History of the Negro Race in America from 1619 to 1880. Vol. 2: Negroes as Slaves, as Soldiers, and as CitizensAuthor: George Washington WilliamsReleased on Project Gutenberg: June 18, 2007