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- On the Trail of Pontiac; Or, The Pioneer Boys of the OhioAuthor: Edward StratemeyerLanguage: English
- One of the 28th: A Tale of WaterlooAuthor: G. A. (George Alfred) HentyLanguage: English
- Oonomoo the HuronAuthor: Edward Sylvester EllisLanguage: English
- Op SamoaAuthor: E. von (Eginhard) BarfusLanguage: Dutch
- Orange and Green: A Tale of the Boyne and LimerickAuthor: G. A. (George Alfred) HentyLanguage: English
- Orjan oppiAuthor: Arvid JärnefeltLanguage: Finnish
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- Otto of the Silver HandAuthor: Howard PyleLanguage: English
- Our Little Lady: Six Hundred Years AgoAuthor: Emily Sarah Holt, Irwin, M. (Madelaine) [Illustrator]Language: English
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- Over the Rocky Mountains: Wandering Will in the Land of the RedskinAuthor: R. M. (Robert Michael) BallantyneLanguage: English
- Overland: A NovelAuthor: John William De ForestLanguage: English
- Owen Hartley; or, Ups and Downs: A Tale of Land and SeaAuthor: William Henry Giles KingstonLanguage: English
- Paavo Nissinen: Kuvaelmia viimeisestä Suomen sodastaAuthor: G. H. (Gustaf Henrik) Mellin, Antti JalavaLanguage: Finnish
- Paddy FinnAuthor: William Henry Giles Kingston, Archibald WebbLanguage: English
- Pakolaisen päiväkirja: Sotatunnelmia vuosista 1848 ja 1849Author: Mór JókaiLanguage: Finnish
- Patchwork: A Story of 'The Plain People'Author: Myers, Anna Balmer, Helen Mason GroseLanguage: English
- PatsyAuthor: S. R. (Samuel Rutherford) CrockettLanguage: English
- Paul Gerrard, the Cabin BoyAuthor: William Henry Giles KingstonLanguage: English
- Paula the WaldensianAuthor: Lecomte, EvaLanguage: English
- Pausanias, the Spartan; The Haunted and the Haunters: An Unfinished Historical RomanceAuthor: Lytton, Edward Bulwer Lytton, Baron, Lytton, Edward Robert Bulwer Lytton, Earl ofLanguage: English
- Pearl-Maiden: A Tale of the Fall of JerusalemAuthor: H. Rider (Henry Rider) HaggardLanguage: English
- Peaux-rouges et Peaux-blanchesAuthor: H. Emile (Henri Emile) ChevalierLanguage: French
- Pelham — Volume 08Author: Lytton, Edward Bulwer Lytton, BaronLanguage: English
- Pelle the Conqueror — CompleteAuthor: Martin Andersen Nexø, Bernard Miall, Muir, Jessie [Translator]Language: English
- Personal Recollections of Joan of Arc — Volume 1Author: Mark TwainLanguage: English
- Personal Recollections of Joan of Arc — Volume 2Author: Mark TwainLanguage: English
- Perth'in kaupungin kaunotarAuthor: Walter Scott, Julius KrohnLanguage: Finnish
- Peter Biddulph: The Story of an Australian SettlerAuthor: William Henry Giles KingstonLanguage: English
- Peter's MotherAuthor: De La Pasture, Henry, Mrs.Language: English
- Peveril of the PeakAuthor: Walter ScottLanguage: English
- Philip Winwood: A Sketch of the Domestic History of an American Captain in the War of Independence; Embracing Events that Occurred between and during the Years 1763 and 1786, in New York and London: written by His Enemy in War, Herbert Russell, Lieutenant in the Loyalist Forces.Author: Robert Neilson StephensLanguage: English
- Philothea: A Grecian RomanceAuthor: Lydia Maria ChildLanguage: English
- Plotting in pirate seasAuthor: Francis Rolt-Wheeler, C. A. (Charles A.) FedererLanguage: English
- Po-No-Kah: An Indian Tale of Long AgoAuthor: Mary Mapes DodgeLanguage: English
- Pocahontas: A PoemAuthor: Virginia Carter CastlemanLanguage: English
- Pohjan-Piltti: Kuvaus lopulta 13:tta vuosisataaAuthor: Yrjö Sakari Yrjö-KoskinenLanguage: Finnish
- Port O' Gold: A History-Romance of the San Francisco ArgonautsAuthor: Louis J. (Louis John) StellmanLanguage: English
- Prince Eugene and His TimesAuthor: L. (Luise) MühlbachLanguage: English
- Prince Zilah — CompleteAuthor: Jules ClaretieLanguage: English
- Prisoners of Chance: The Story of What Befell Geoffrey Benteen, Borderman, through His Love for a Lady of FranceAuthor: Randall Parrish, Margaret West Kinney, Troy KinneyLanguage: English
- Prisoners of Hope: A Tale of Colonial VirginiaAuthor: Mary JohnstonLanguage: English
- Project Gutenberg Complete Works of Winston ChurchillAuthor: Winston ChurchillLanguage: English
- Quatrevingt-TreizeAuthor: Victor HugoLanguage: French
- Quentin DurwardAuthor: Walter ScottLanguage: English
- Quentin DurwardAuthor: Walter Scott, A.-J.-B. (Auguste-Jean-Baptiste) DefauconpretLanguage: French
- Quo Vadis: A Narrative of the Time of NeroAuthor: Henryk Sienkiewicz, Jeremiah CurtinLanguage: English
- Qventin DurwardAuthor: Walter ScottLanguage: Finnish
- Qvo vadis: Kertomus Neron ajoiltaAuthor: Henryk Sienkiewicz, Maila TalvioLanguage: Finnish
- Raatimiehen tytär: Historiallis-romantillinen näytelmä kolmessa näytöksessäAuthor: Evald Ferdinand JahnssonLanguage: Finnish
- Rabbi and Priest: A StoryAuthor: Milton GoldsmithLanguage: English
- Rainbow's EndAuthor: Rex BeachLanguage: English
- RamonaAuthor: Helen Hunt JacksonLanguage: English
- Rauta-kallo: Historiallinen kertomus nuorisolleAuthor: Franz Hoffmann, Emanuel TörmäläLanguage: Finnish
- Ray's Daughter: A Story of ManilaAuthor: Charles KingLanguage: English
- Rebel RaiderAuthor: H. Beam PiperLanguage: English