English Fiction Prose in Project Gutenberg (222)
- The Ordeal of Richard Feverel: A History of a Father and Son by Meredith, George
- The Ordeal: A Mountain Romance of Tennessee by Craddock, Charles Egbert
- The Oriel Window by Molesworth, Mrs.
- The Orloff Couple, and Malva by Gorky, Maksim
- The Orphan by Mulford, Clarence Edward
- The Orphan's Home Mittens, and George's Account of the Battle of Roanoke Island//Being the Sixth and Last Book of the Series by Fanny, Aunt
- The Orphans of Glen Elder by Robertson, Margaret M. (Margaret Murray)
- The Orpheus C. Kerr Papers, Series 1 by Newell, R. H. (Robert Henry)
- The Orpheus C. Kerr Papers, Series 2 by Newell, R. H. (Robert Henry)
- The Orpheus C. Kerr Papers, Series 3 by Newell, R. H. (Robert Henry)
- The Osbornes by Benson, E. F. (Edward Frederic)
- The Other Fellow by Smith, Francis Hopkinson
- The Other Girls by Whitney, A. D. T. (Adeline Dutton Train)
- The Other Likeness by Schmitz, James H.
- The Other Man by Wallace, Edgar
- The Other Now by Leinster, Murray
- The Other Side of the Door by Chamberlain, Lucia
- The Other World by Moore, Frank Frankfort
- The Outbreak of Peace by Fyfe, H. B. (Horace Bowne)
- The Outcaste by Penny, F. E. (Fanny Emily)
- The Outcasts by Fraser, William Alexander
- The Outcasts of Solar III by McDowell, Robert Emmett
- The Outcasts, and Other Stories by Gorky, Maksim
- The Outcry by James, Henry
- The Outdoor Chums After Big Game; Or, Perilous Adventures in the Wilderness by Allen, Quincy
- The Outdoor Chums at Cabin Point; Or, The Golden Cup Mystery by Allen, Quincy
- The Outdoor Chums in the Big Woods; Or, Rival Hunters of Lumber Run by Allen, Quincy
- The Outdoor Chums in the Forest; Or, Laying the Ghost of Oak Ridge by Allen, Quincy
- The Outdoor Chums on a Houseboat; Or, The Rivals of the Mississippi by Allen, Quincy
- The Outdoor Chums on the Gulf; Or, Rescuing the Lost Balloonists by Allen, Quincy
- The Outdoor Chums on the Lake; Or, Lively Adventures on Wildcat Island by Allen, Quincy
- The Outdoor Chums; Or, The First Tour of the Rod, Gun and Camera Club by Allen, Quincy
- The Outdoor Girls Around the Campfire; or, The Old Maid of the Mountains by Hope, Laura Lee
- The Outdoor Girls at Bluff Point; Or a Wreck and a Rescue by Hope, Laura Lee
- The Outdoor Girls at Ocean View; Or, The Box That Was Found in the Sand by Hope, Laura Lee
- The Outdoor Girls at Rainbow Lake; Or, The Stirring Cruise of the Motor Boat Gem by Hope, Laura Lee
- The Outdoor Girls at Wild Rose Lodge; Or, The Hermit of Moonlight Falls by Hope, Laura Lee
- The Outdoor Girls at Wild Rose Lodge; or, the Hermit of Moonlight Falls by Hope, Laura Lee
- The Outdoor Girls at the Hostess House; Or, Doing Their Best for the Soldiers by Hope, Laura Lee
- The Outdoor Girls in Army Service; Or, Doing Their Bit for the Soldier Boys by Hope, Laura Lee
- The Outdoor Girls in Florida; Or, Wintering in the Sunny South by Hope, Laura Lee
- The Outdoor Girls in a Motor Car; Or, The Haunted Mansion of Shadow Valley by Hope, Laura Lee
- The Outdoor Girls in a Winter Camp//Or, Glorious Days on Skates and Ice Boats by Hope, Laura Lee
- The Outdoor Girls in the Saddle; Or, The Girl Miner of Gold Run by Hope, Laura Lee
- The Outdoor Girls of Deepdale; Or, camping and tramping for fun and health by Hope, Laura Lee
- The Outdoor Girls on Pine Island; Or, A Cave and What It Contained by Hope, Laura Lee
- The Outer Quiet by Kastle, Herbert D.
- The Outlet by Adams, Andy
- The Outrage by Vivanti, Annie
- The Outspan: Tales of South Africa by Fitzpatrick, Percy
- The Overall Boys in Switzerland by Grover, Eulalie Osgood
- The Overman by Sinclair, Upton
- The Oversight by Breuer, Miles J. (Miles John)
- The Owl Taxi by Footner, Hulbert
- The Owls' House by Garstin, Crosbie
- The Oxbow Wizard by Roberts, Theodore Goodridge
- The Oxford Circus: A Novel of Oxford and Youth by Miles, Hamish, Mortimer, Raymond
- The Oyster by Peer
- The Pace That Kills: A Chronicle by Saltus, Edgar
- The Pacifists by Fritch, Charles E.
- The Pagan Madonna by MacGrath, Harold
- The Pagan's Cup by Hume, Fergus
- The Pagan's Progress by Morris, Gouverneur
- The Pagans by Bates, Arlo
- The Painted Veil by Maugham, W. Somerset (William Somerset)
- The Palace Beautiful: A Story for Girls by Meade, L. T.
- The Palace in the Garden by Molesworth, Mrs.
- The Palace of Darkened Windows by Bradley, Mary Hastings
- The Palace of Pleasure, Volume 1 by
- The Palace of Pleasure, Volume 2 by
- The Palace of Pleasure, Volume 3 by
- The Paladins of Edwin the Great by Markham, Clements R. (Clements Robert), Sir
- The Paliser case by Saltus, Edgar
- The Panchronicon by MacKaye, Harold Steele
- The Paper Cap: A Story of Love and Labor by Barr, Amelia E.
- The Parasite: A Story by Doyle, Arthur Conan
- The Parent's Assistant; Or, Stories for Children by Edgeworth, Maria