- Padre Ignacio, by Owen Wister
- Pagan and Christian Creeds, by Edward Carpenter
- Pagan Papers, by Kenneth Grahame
- Pagan Tribes of Borneo, by Hose & McDougall
- Pageant of Summer, by Richard Jefferies
- Pages from a Journal with Other Papers, by Mark Rutherford
- Pages From and Old Volume of Life, by Holmes
- Pages, by Stéphane Mallarmé
- Painted Windows, by Elia W. Peattie
- Palaces and Courts of the Exposition, by Juliet James
- Palamon and Arcite, by John Dryden
- Pamela, by Samuel Richardson
- Pandora, by Henry James
- Pan, by Knut Hamsun
- Papa Hamlet, by Arno Holz and Johannes Schlaf
- Paradise Lost, by John Milton
- Paradise Mystery, The, by J. S. Fletcher
- Paradise Regained, by John Milton
- Parasite, The, by Arthur Conan Doyle
- Parenticide Club, The, by Ambrose Bierce
- Parent's Assistant, The, by Maria Edgeworth
- Parish Register, The, by George Crabbe
- Parisians in the Country, by Honore de Balzac
- Paris, by Jacques Casanova de Seingalt
- Paris Sketch Book, The, by W. M. Thackeray
- Paris War Days, by Charles Inman Barnard
- Paris War Days, by Charles Inman Barnard
- Parlor-Car, The, by William D. Howells
- Parmenides, by Plato
- Parnassus on Wheels, by Christopher Morley
- Parson's Daughter of Oxney Colne, The, by Anthony Trollope
- Passages From the English Notebooks, Complete, by Nathaniel Hawthorne
- Passages From the English Notebooks , by Nathaniel Hawthorne, Volume 1.
- Passages From the English Notebooks, Volume 2., by Nathaniel Hawthorne
- Passages From the French and Italian Notebooks, Complete, by Nathaniel Hawthorne
- Passages From the French and Italian Notebooks, Volume 1., by Nathaniel Hawthorne
- Passages From the French and Italian Notebooks, Volume 2., by Nathaniel Hawthorne
- Passing of New France, The, by William Wood
- Passing of the Frontier, The, by Emerson Hough
- Passing of the Third Floor Back, by Jerome K. Jerome
- Past Condition of Organic Nature, The, by Thomas H. Huxley
- Paste Jewels, by John Kendrick Bangs
- Pastor's Son, The, by William W. Walter
- Patagonia, The, by Henry James
- Patchwork Girl of Oz, The, by L. Frank Baum
- Pathfinder, The, by James Fenimore Cooper
- Path of a Star, The, by Mrs. Everard Cotes
- Path of Empire, The, by Carl Russell Fish
- Path of the King, The, by John Buchan
- Path of the Law, Oliver Wendell Holmes, The, by Oliver Wendell Holmes, Jr.
- Path of the Law, The, by O. W. Holmes, Jr.
- Pathology of Lying, Etc., by William and Mary Healy
- Paths of Inland Commerce, by Archer B. Hulbert
- Path to Rome, The, by Hilaire Belloc
- Patrician, The, by John Galsworthy
- Patrol of the Sun Dance Trail, The, by Ralph Connor
- Patty in Paris, by Carolyn Wells
- Patty's Butterfly Days, by Carolyn Wells
- Patty's Suitors, by Carolyn Wells
- Paul and Virginia, by de Saint Pierre
- Paula the Waldensian, by Eva Lecomte
- Paul Kelver, by Jerome K. Jerome
- Paul Prescott's Charge, by Alger
- Paul the Peddler or the Fortunes of a Young Street Merchant, by Horatio Alger, Jr.
- Pawns Count, The, by E. Phillips Oppenheim
- Pawns Count, The, by E. Phillips Oppenheim
- Paying Guest, The, by George Gissing
- Paz, by Honore de Balzac
- Peace, by Aristophanes
- Peace Manoeuvres, by Richard Harding Davis
- Peacock Pie, by Walter de la Mare
- Pearl-Maiden, by H. Rider Haggard
- Pecheur d'Islande, by Pierre Loti
- Peck's Bad Boy With the Cowboys, by Hon. Geo. W. Peck
- Pedler of Dust Sticks, The, by Eliza Lee Follen
- Peeps at Many Lands: Japan, by John Finnemore
- Peggy Stewart: Navy Girl at Home, by Gabrielle E. Jackson
- Peg O' My Heart, by J. Hartley Manners
- Peg Woffington, by Charles Reade
- Pelle the Conqueror, by Martin Anderson Nexo
- Pellucidar, by Edgar Rice Burroughs
- Penelope's English Experiences, by Kate Douglas Wiggin
- Penelope's Experiences in Scotland, by Kate Douglas Wiggin
- Penelope's Irish Experiences, by Kate Douglas Wiggin
- Penelope's Postscripts, by Kate Douglas Wiggin
- Penguin Island, by Anatole France
- Penrod and Sam, by Booth Tarkington
- Penrod, by Booth Tarkington
- Pension Beaurepas, The, by Henry James
- Pentamerone, by Giambattista Basile
- Penthesilea, by Heinrich von Kleist
- People of Africa, by Edith A. How
- People of the Abyss, The, by Jack London
- People Of The Mist, The, by H. Rider Haggard
- People That Time Forgot, The, by Edgar Rice Burroughs
- Percy Bysshe Shelley, by John Addington Symonds
- Perdue Chicken Cookbook, The, by Mitzi Perdue
- Perfect Behavior, by Donald Ogden Stewart
- Perfect Wagnerite: A Commentary on the Niblung's Ring, The, by George Bernard Shaw
- Perils of Certain English Prisoners, by Charles Dickens
- Perils of Pauline, The, by Charles Goddard
- Perpetual Light, by William Rose Benet
- Perpetuation of Living Beings, The, by Thomas Henry Huxley
- Personal Experience of a Physician, by John Ellis
- Personal Experiences of S. O. Susag, by S. O. Susag
- Personal Memoirs of U.S. Grant, entire, by Ulysses S. Grant
- Personal Memoirs of U. S. Grant [Volume One], by U. S. Grant
- Personal Memoirs of U. S. Grant [Volume Two], by U. S. Grant
- Personal Narrative of a Pilgrimage to Al-Madinah and Meccah, Vol. 1, by Sir Richard Francis Burton
- Personal Narrative of a Pilgrimage to Al-Madinah & Meccah, Vol. 2, by Sir Richard Francis Burton
- Personal Recollections of Early Melbourne & Victoria, by William Westgarth
- Personal Recollections of Joan of Arc V 1, by Mark Twain
- Personal Recollections of Joan of Arc V 2, by Mark Twain
- Personal Touch, The, by J. Wilbur Chapman
- Persuasion, by Jane Austen
- Peter: A Novel of Which He is Not the Hero, by F. Hopkinson Smith
- Peter Bell the Third, by Percy Bysshe Shelley
- Peter Ibbetson, by George du Marier et al
- Peter Ibbetson, by George du Marier et al
- Peterkin Papers, The, by Lucretia P. Hale
- Peter Pan in Kensington Gardens, by J. M. Barrie
- Peter Pan, by James Matthew Barrie
- Peter Plymley's Letters etc., by Sydney Smith
- Peter Ruff and the Double Four, by E. Phillips Oppenheim
- Peter Schlemihl etc., by Chamisso et. al.
- Petty Troubles of Married Life, by Honore de Balzac
- Petty Troubles of Married Life, Second Part, by Honore de Balzac
- Peveril of the Peak, by Sir Walter Scott
- Phaedo, by Plato
- Phaedra, by Jean Baptiste Racine
- Phaedrus, by Plato
- Phantasmagoria and Other Poems, by Lewis Carroll
- Phantastes, by George MacDonald
- Phantom of the Opera, The, by Gaston Leroux
- Phantom 'Rickshaw and Other Ghost Stories, The, by Rudyard Kipling
- Pharisee And Publican, The, by John Bunyan
- Pharsalia, [Civil War], by Marcus Annaeus Lucanus
- Philanderer, The, by George Bernard Shaw
- Philebus, by Plato
- Philip Dru: Administrator, by Edward Mandell House
- Philip Steele of the Royal Northwest Mounted Police, by James Oliver Curwood
- Philistia, by Grant Allen
- Philobiblon, The, by Richard de Bury
- Philoktetes, by Sophocles
- Philosopher's Joke, The, by Jerome K. Jerome
- Philosophical Letters, The, by Frederich Schiller
- Philosophy 4 A Story of Harvard University, by Owen Wister
- Philosophy of Despair, The, by David Starr Jordan
- Philosophy of Misery, The, by Joseph-Pierre Proudhon
- Philosophy of Style, The, by Herbert Spencer
- Philothea, by Lydia Maria Child
- Philothea, by Lydia Maria Child
- Phil, the Fiddler, by Horatio Alger, Jr.
- Phoenix and the Carpet, The, by E. Nesbit
- Phyllis of Philistia, by FF Moore
- Physics and Politics, by Walter Bagehot
- Physiology of Marriage Part 1, The, by Honore de Balzac
- Physiology of Marriage Part 2, The, by Honore de Balzac
- Physiology of Marriage Part 3, The, by Honore de Balzac
- Physiology of Taste, The, by Brillat Savarin
- Piccadilly Jim, by P.G. Wodehouse
- Piccolissima, by Eliza Lee Follen
- Piccolomini (play), The, by Schiller
- Pickle the Spy, by Andrew Lang
- Pickwick Papers, The, by Charles Dickens
- Picture of Dorian Gray, The, by Oscar Wilde
- Picture of Dorian Gray, The, by Oscar Wilde
- Pictures Every Child Should Know, by Dolores Bacon
- Pictures from Italy, by Charles Dickens
- Picturesque Quebec, by James MacPherson Le Moine
- Pierre And His People, by Parker
- Pierre And Jean, by Guy de Maupassant
- Pierre Grassou, by Honore de Balzac
- Pierrette, by Honore de Balzac
- Pigeon Pie, The, by Charlotte M. Yonge
- Pigeon (Play), The, by John Galsworthy
- Pigs is Pigs, by Ellis Parker Butler
- Pike County Ballads and Other Poems, by Hay
- Pilgrim and American, by C. D. Warner
- Pilgrims of Hope, The, by William Morris
- Pilgrim's Progress, The, by John Bunyan
- Pillars of Society, by Henrik Ibsen
- Pillars of the House, V1, The, by Charlotte M. Yonge
- Pilot, The, by J. Fenimore Cooper
- Pink Fairy Book, The, by Andrew Lang [Editor]
- Pinocchio in Africa, by Cherubini
- Pioneers Of France In The New World, by Francis Parkman, Jr.
- Pioneers of the Old South, by Mary Johnston
- Pioneers of the Old Southwest, by Constance Skinner
- Pioneers, The, by James Fenimore Cooper
- Pit Prop Syndicate, The, by Freeman Wills Croft
- Pit, The, by Frank Norris
- Pivot of Civilization, by Margaret Sanger
- Plain Tales from the Hills, by Rudyard Kipling
- Planet Mars & Its Inhabitants, The, by "Eros Urides"
- Plato and Platonism, by Walter Pater
- Playboy of the Western World, The, by J. M. Synge
- Playful Poems, by Henry Morley
- Plays and Puritans, by Charles Kingsley
- Plays, by Anton Chekhov, Second Series
- Plays of William Ernest Henley and Robert Louis Stevenson, The, by Robert Louis Stevenson
- Plays of William Ernest Henley and Robert Louis Stevenson, The, by William Ernest Henley
- Pleasures of Life, The, by Sir John Lubbock
- Plunkitt of Tammany Hall, by Riordan
- Plutarch's Lives, by A. H. Clough
- Pocahontas., by Virginia Carter Castleman
- Pocket R.L.S., The, by R.L. Stevenson
- Poemata (William Cowper, trans.), by John Milton
- Poems, by Adam Lindsay Gordon
- Poems, by Alan Seeger
- Poems, by Alice Meynell
- Poems and Songs, by Bjornstjerne Bjornson
- Poems And Songs Of Robert Burns, by Robert Burns
- Poems and Tales from Romania, by Simona Sumanaru and Michael Hart
- Poems By a Little Girl, by Hilda Conkling
- Poems, by Frances E. W. Harper
- Poems, by Francis Thompson
- Poems, by George Meredith, Volume 1
- Poems, by George Meredith, Volume 2
- Poems, by George Meredith, Volume 3
- Poems, by George P. Morris
- Poems, by Henry Timrod
- Poems, by Madison Cawein
- Poems, by Matilda Betham
- Poems, by Matilda Betham
- Poems of American Patriotism, by Brander Matthews (Editor)
- Poems of Cheer, by Ella Wheeler Wilcox
- Poems of Emma Lazarus, Vol. II, The, by Emma Lazarus
- Poems of Emma Lazarus, Vol.I., The, by Emma Lazarus
- Poems of Experience, by Ella Wheeler Wilcox
- Poems of Goethe, The, by Goethe
- Poems of Henry Kendall, The, by Henry Kendall
- Poems of Hristo Botev, The, by Hristo Botev
- Poems of Optimism, by Ella Wheeler Wilcox
- Poems of Power, by Ella Wheeler Wilcox
- Poems of Progress, by Ella Wheeler Wilcox
- Poems of Purpose, by Ella Wheeler Wilcox
- Poems of Sentiment, by Ella Wheeler Wilcox
- Poems of The First Period, by Schiller
- Poems of the Heart and Home, by Mrs. J.C. Yule (Pamela S. Vining)
- Poems of the Past and the Present, by Thomas Hardy
- Poems of The Second Period, by Schiller
- Poems of The Third Period, by Schiller
- Poems on Various Subjects, Religious and Moral, by Phillis Wheatley
- Poems, by Oscar Wilde
- Poems: Patriotic, Religious, Miscellaneous, by Abram J. Ryan, (Father Ryan)
- Poems, Series 1, by Emily Dickinson
- Poems, Series 2, by Emily Dickinson
- Poems, by Sidney Lanier
- Poems, by the Bronte Sisters
- Poems, by the Way, by William Morris
- Poems, by T. S. [Thomas Stearns] Eliot
- Poems, by Wilfred Owen
- Poems, by William Blake
- Poems, by William Ernest Henley
- Poetaster, The, by Ben Jonson
- Poet at the Breakfast Table, The, by Holmes
- Poetical Works of Akenside, by Mark Akenside
- Poetical Works of Akenside, by Mark Akenside
- Poetical Works of George MacDonald, Vol. 2 , by George MacDonald
- Poetical Works of George MacDonald, Vol. 2 , by George MacDonald
- Poetical Works of Mrs. Leprohon (Mrs. R.E. Mullins), The, by Rosanna Eleanor Leprohon
- Poetical Works of Pope, Vol. 2 , by Alexander Pope
- Poetical Works, The, by John Milton
- Poetics, The, by Aristotle
- Poetics, The, by Aristotle
- Poets of the South, by F.V.N. Painter
- Poet's Poet, The, by Elizabeth Atkins
- Poil de Carotte, by Jules Renard.
- Pointed Roofs, by Dorothy Richardson
- Point of View, The, by Elinor Glyn
- Point of View, The, by Henry James
- Poison Belt, The, by Arthur Conan Doyle
- Poisoned Pen by, The, by Arthur B. Reeve
- Political Ideals, by Bertrand Russell
- Polity of the Athenians and the Lacedaemonians, The, by Xenophon
- Pollyanna, by Eleanor H. Porter
- Pollyanna Grows Up, by Eleanor H. Porter
- Polly of Pebbly Pit, by Lillian Elizabeth Roy
- Polly of the Circus, by Margaret Mayo
- Polyeucte, by Pierre Corneille
- Pomp of the Lavilettes, by Gilbert Parker
- Ponkapog Papers, by Thomas Bailey Aldrich
- Pony Rider Boys in Montana, The, by Frank Gee Patchin
- Pony Rider Boys in New Mexico, The, by Frank Gee Patchin
- Pony Rider Boys in the Ozarks, The, by Frank Gee Patchin
- Pony Rider Boys in the Rockies, The, by Frank Gee Patchin
- Pool in the Desert, The, by Sara Jeanette Duncan
- Poor and Proud, by Oliver Optic
- Poor Clare, The, by Elizabeth Gaskell
- Poor, Dear Margaret Kirby, by Kathleen Norris
- Poor Folk, by Fyodor Dostoevsky
- Poorhouse Waif and His Divine Teacher, The, by Isabel C. Byrum
- Poor Miss Finch, by Wilkie Collins
- Poor White, by Sherwood Anderson
- PoPHILO, by Dom
- Popular Delusions [Volume Three], by Charles MacKay
- Portrait of a Lady, V. 1, The, by Henry James
- Portrait of a Lady, V. 2, The, by Henry James
- Portygee, The, by Joseph C. Lincoln
- Post Office, The, by Rabindranath Tagore
- Potato Child & Others, The, by Mrs. Charles J. Woodbury
- Pot Boiler, The, by Upton Sinclair
- Pothunters, The, by P. G. Wodehouse
- Potiphar Papers, The, by George William Curtis
- Power of Concentration, The, by Theron Q. Dumont
- Power of Movement in Plants, The, by Charles Darwin
- Power Through Repose, by Annie Payson Call
- Practical Argumentation, by George K. Pattee
- Practice of the Presence of God, The, by Brother Lawrence, edited by Lightheart
- Praetor's Lunch, by Dom
- Pragmatism, by William James
- Prairie, The, by J Fenimore Cooper
- Precipice, The, by Ivan Goncharov
- Precipitations, by Evelyn Scott
- Preface to a Dictionary of the English Language, by Samuel Johnson
- Preface to Androcles and the Lion, by G.B. Shaw
- Preface to Major Barbara: First Aid to Critics, by George Bernard Shaw.
- Preface to Shakespeare, by Samuel Johnson
- Prehistoric World: or, Vanished Races, The, by E. A. Allen.
- Preludes 1921-1922, by John Drinkwater
- Prepare and Serve a Meal and Interior Decoration , by Lillian B. Lansdown
- Present at a Hanging et al., by Ambrose Bierce
- Present Condition of Organic Nature, The, by T.H. Huxley.
- Present Condition of Organic Nature, The, by Thomas H. Huxley
- Press Cuttings, by George Bernard Shaw
- Press-Gang Afloat and Ashore, The, by John R. Hutchinson
- Prester John, by John Buchan
- Pretentious Young Ladies, The, by Moliere
- Previous Constitution of Japan [1889], by Japanese Government
- Price of Things, The, by Elinor Glyn
- Price of Things, The, by Elinor Glyn
- Price She Paid, The, by David Graham Phillips
- Pride and Prejudice, by Jane Austen
- Prime Minister, The, by Anthony Trollope
- Prince and Betty, The, by P. G. Wodehouse
- Prince and the Page, The, by Charlotte M. Yonge
- Prince and the Pauper, The, by Mark Twain
- Prince Eugene and His Times, by L. Muhlbach
- Prince Hagen, by Upton Sinclair
- Prince of Graustark, The, by George Barr McCutcheon
- Prince of India, Volume 1, The, by Lew. Wallace
- Prince of India, Volume 2, The, by Lew. Wallace
- Prince Otto, by R. L. Stevenson
- Princess Aline, by Richard Harding Davis
- Princess and Curdie, The, by George MacDonald
- Princess and the Goblin, The, by George MacDonald
- Princess de Montpensier, The, by Lafayette
- Princess Maritza, by Percy Brebner
- Princess of Cleves, The, by Madame de Lafayette
- Princess Polly's Gay Winter, by Amy Brooks
- Princess Polly's Playmates, by Amy Brooks
- Princess, The, by Alfred Tennyson
- Prince, The, by Nicolo Machiavelli
- Prince, The, by Nicolo Machiavelli
- Prince Zilah, by Jules Claretie
- Principal Navigations, Voyages, Traffiques, and Discoveries of The English Nation, v3, The, by Richard Hakluyt
- Principal Navigations, Voyages, Traffiques, and Discoveries of The English Nation v. 4 , The, by Richard Hakluyt
- Principal Navigations, Voyages, Traffiques, and Discoveries of The English Nation, v5, The, by Richard Hakluyt
- Principal Navigations, Voyages, Traffiques and Discoveries of the English Nation. v. 8, The, by Richard Hakluyt
- Principal Navigations, Voyages, Traffiques and Discoveries of the English Nation. v. 8, The, by Richard Hakluyt
- Principal Navigations, Voyages, Traffiques, and Discoveries of the English People, v. 2, The, by Richard Hakluyt
- Principles Of Aesthetics, The, by Dewitt H. Parker
- Principles of Philosophy, The, by Rene Descartes
- Principles of Scientific Management, The, by Fredrick Winslow Taylor
- Prisoner of Zenda, The, by Anthony Hope
- Private Life of Napoleon, by Constant, Entire
- Private Life of Napoleon, by Constant, v10
- Private Life of Napoleon, by Constant, v11
- Private Life of Napoleon, by Constant, v12
- Private Life of Napoleon, by Constant, v1
- Private Life of Napoleon, by Constant, v2
- Private Life of Napoleon, by Constant, v3
- Private Life of Napoleon, by Constant, v4
- Private Life of Napoleon, by Constant, v5
- Private Life of Napoleon, by Constant, v6
- Private Life of Napoleon, by Constant, v7
- Private Life of Napoleon, by Constant, v8
- Private Life of Napoleon, by Constant, v9
- Private Papers of Henry Ryecroft, The, by George Gissing
- Problem of Ohio Mounds, The, by Cyrus Thomas
- Problems in American Democracy, by Thames Ross Williamson
- Problems of Conduct, by Durant Drake
- Problems of Philosophy, The, by Bertrand Russell
- Prodigal Judge, The, by Vaughan Kester
- Professional Aunt, The, by Mary C.E. Wemyss
- Professor at the Breakfast Table, by Holmes
- Professor, The, by Charlotte Bronte
- Profits of Religion, The, by Upton Sinclair
- Progressive Democracy of James M. Cox, The, by Charles E. Morris
- Prolegomena to the History of Israel, by Julius Wellhausen
- Prophetia Ionae (Jonah) from the Latin Vulgate Bible, by Various
- Prophet of Berkeley Square, The, by Hichens
- Proportional Representation, by John H. Humphreys
- Proposed Roads To Freedom, by Bertrand Russell
- Prose Idylls, by Charles Kingsley
- Prose of Alfred Lichtenstein, The, by Alfred Lichtenstein
- Proserpine and Midas, by Mary Shelley
- Prospector, The, by Ralph Connor
- Protagoras, by Plato
- Provost, The, by John Galt
- Prufrock and Other Observations, by T. S. Eliot
- Psmith in the City, by P. G. Wodehouse
- Psmith, Journalist, by Pelham Grenville Wodehouse
- Psyche, by Molière
- Psychology of Beauty, The, by Ethel D. Puffer
- Psychology of Revolution, The, by Gustave le Bon
- Public Opinion, by Walter Lippmann
- Public Speaking, by Irvah Lester Winter
- Puck of Pook's Hill, by Rudyard Kipling
- Pupil, The, by Henry James
- Puppet Crown, The, by Harold MacGrath
- Purcell Papers, Volume 1, The, by Joseph Sheridan Le Fanu
- Purcell Papers, Volume 2, The, by Joseph Sheridan Le Fanu
- Purcell Papers, Volume 3, The, by Joseph Sheridan Le Fanu
- Purgatory, by Mary Anne Madden Sadlier
- Purgatory of St. Patrick, The, by Pedro Calderon de la Barca
- Puritain Widow, The, by Shakespeare
- Purple Parasol, The, by George Barr McCutcheon
- Purse, The, by Honore de Balzac
- Pursuit of the House-Boat, The, by John Bangs
- Put Yourself in His Place, by Charles Reade
- Puzzle of Dickens's Last Plot, The, by Andrew Lang
- Pygmalion, by George Bernard Shaw
