- Uncle Tom’s Cabin Young Folks’ Edition by Harriet Beecher Stowe - Delphi Classics (Illustrated)
- Uncle Tom’s Companions: Or, Facts Stranger than Fiction. A Supplement to Uncle Tom’s Cabin: Being St...
- Uncle Vanya (Illustrated Edition)
- Uncle Vanya by Anton Chekhov (Illustrated)
- Uncle Vanya Chekhov
- Uncle Vanya: Scenes from Country Life in Four Acts
- Uncle Walter. A novel.
- Uncle Wiggily on The Flying Rug
- Uncle Wiggily's Adventures
- Uncle Wiggily's Auto Sled / or How Mr. Hedgehog Helped Him Get Up the Slippery Hill and How Uncle Wi...
- Uncle Wiggily's Story Book
- Uncle William: The Man Who Was Shif'less
- Uncle's Dream
- Uncle's Dream and the Permanent Husband
- Uncle's Dream and The Permanent Husband
- Uncle's Dream; and The Permanent Husband
- Uncles Josh's Punkin Centre Stories
- Uncle’s Dream and the Permanent Husband
- Uncle’s Dream: New Translation
- Uncollected Father Brown Stories by G. K. Chesterton (Illustrated)
- Uncollected Poems by Edgar Allan Poe - Delphi Classics (Illustrated)
- Uncollected Short Stories by Bram Stoker - Delphi Classics (Illustrated)
- Uncollected Stories and Poems
- Uncollected Stories by M. R. James - Delphi Classics (Illustrated)
- Uncollected Stories by Robert Louis Stevenson (Illustrated)
- Uncollected Stories of William Faulkner
- Uncollected Tales by Sheridan Le Fanu - Delphi Classics (Illustrated)
- Unconscious Comedians, a story in English translation
- Unconscious Memory
- Unconventional. A novel, vol. I
- Unc’ Edinburg
- Und Friede auf Erden
- Und Friede auf Erden!
- Und jetzt auch noch Liebe
- Und kerzenhelle wird die Nacht
- Und Pippa tanzt!
- Und wir sehen schon den Stern
- Und zwischen uns ein Jahr
- Undeniably Yours [Torn Series]
- Under a Charm: A Novel. Vol. I
- Under a Charm: A Novel. Vol. II
- Under a Charm: A Novel. Vol. III
- Under a Veil
- Under Arctic Ice
- Under Blue Skies
- Under Boy Scout Colors
- Under byens tage
- Under Canvas; or, The Hunt for the Cartaret Ghost
- Under Dewey at Manila
- Under Drake's Flag
- Under Drake’s Flag-A Tale of the Spanish Main
- Under Drake’s Flag: A Tale of the Spanish Main
- Under False Pretences
- Under False Pretences: A Novel
- Under Fire
- Under Fire: A Tale of New England Village Life
- Under Fire: The Story of a Squad
- Under Handicap
- Under Handicap: A Novel
- Under himlen den blå
- Under His Own Pillow
- Under King Constantine
- Under Love's Rule. By the author of “Lady Audley's Secret” [i.e. M. E. Braddon], etc.
- Under loven
- Under mask
- Under One Flag
- Under One Sceptre, or Mortimer's Mission: The Story of the Lord of the Marches
- Under Orders: The story of a young reporter
- Under Padlock and Seal
- Under palmer: Fortællinger og skildringer fra dansk Vestindien
- Under Plum Lake
- Under Sealed Orders
- Under Sentence of Death
- Under Sentence of Death / Or, a Criminal's Last Hours
- Under St. Paul's
- Under the Andes
- Under the Chilian Flag, A Tale of War Between Chili and Peru
- Under the Country Sky
- Under the Deodars
- Under the Deodars by Rudyard Kipling - Delphi Classics (Illustrated)
- Under the Ensign of the Rising Sun
- Under the Flag of France
- Under the Flag of France: A Tale of Bertrand du Guesclin
- Under the Flowers
- Under the Great Bear
- Under The Greenwood Tree
- Under the Greenwood Tree
- Under The Greenwood Tree
- Under the Greenwood Tree
- Under the Greenwood Tree or The Mellstock Quire, a Rural Painting of the Dutch School
- Under the Greenwood Tree; Or, The Mellstock Quire
- Under the Greenwood Tree; Or, The Mellstock Quire / A Rural Painting of the Dutch School
- Under the Hill: and Other Essays in Prose and Verse
- Under The Holly / Christmas-Tide in Song and Story
- Under the Knife
- Under The Knife
- Under the Lash. A Novel, vol. II
- Under the Lash. A Novel. VOL. I
- Under the Lash. A Novel. Vol. III.
- Under the Liberty Tree
- Under The Lilacs
- Under the Lilacs by Louisa May Alcott (Illustrated)
- Under the Lilies and Roses. A novel. Vol. I.
- Under the Lilies and Roses. A novel. Vol. II.
- Under the Lilies and Roses. A novel. VOL. III
- Under the Maples
- Under the Mendips
- Under the Mendips. A tale.
- Under the Meteor Flag
- Under the Meteor Flag, Log of a Midshipman During the French Revolutionary War
- Under the Net
- Under the Old Roof
- Under the Red Crescent / Adventures of an English Surgeon with the Turkish Army at Plevna and Erzero...
- Under the Red Dragon
- Under the Red Crescent / Adventures of an English Surgeon with the Turkish Army at Plevna and Erzero...
- Under the Red Dragon
- Under the Red Robe
- Under The Red Robe
- Under the Red Robe
- Under the Redwoods
- Under the Redwoods, a collection of stories
- Under the Rose
- Under the Rose. A story in scenes ... Reprinted from “Punch.”.
- Under the Shadow of Etna
- Under the Shadow of Etna: Sicilian Stories from the Italian of Giovanni Verga
- Under the Skylights
- Under the Southern Cross
- Under the Storm
- Under the Storm or Steadfast's Charge
- Under the Storm Steadfast's Charge
- Under the Sunset
- Under the Sunset by Bram Stoker - Delphi Classics (Illustrated)
- Under The Tiger's Claws
- Under the Tree
- Under the Trees and Elsewhere
- Under the Waves
- Under the Waves Diving in Deep Waters
- Under the White Ensign: A Naval Story of the Great War
- Under the Willow Tree
- Under Two Flags
- Under Two Flags by Ouida - Delphi Classics (Illustrated)
- Under Wellington's Command
- Under Wellington's Command: A Tale of the Peninsular War
- Under Wellington’s Command-A Tale of the Peninsular War
- Under Western Eyes
- Under Western Eyes by Joseph Conrad (Illustrated)
- Under which Lord? [A novel.] With twelve illustrations by A. Hopkins. Vol. II
- Under Wolfe's Flag; or, The Fight for the Canadas
- Under åben himmel
- Underbara ting
- Underground Man
- Underground: Hacking, madness and obsession on the electronic frontier
- Undertow
- Underwoods
- Underworld
- Undine
- Une agence dramatique
- Une Amazone
- Une Amazone sous le Premier Empire
- Une Analyse du Soleil par la Chimie
- Une année à Florence
- Une apologie de la casuistique
- Une assemblée parlementaire en 1593
- Une audience de justice de paix
- Une aventure d'amour
- Une aventure d'Arsène Lupin
- Une aventure dans les airs
- Une aventure d’amour
- Une aventure d’Arsène Lupin
- Une aventure parisienne