Which book was not written by Mark Twain?

Through the Looking Glass: This is a novel written by Lewis Carroll.

The Adventures of Tom Sawyer, The Prince and the Pauper and Adventures of Huckleberry Finn are identical and legendary literary masterpieces by Mark Twain.

Mark Twain (1835-1910):
His actual name was: Samuel Langhorne Clemens. Mark Twain was an American humorist, novelist, and travel writer. Twain is widely considered one of the greatest American writers of all time. He is also famous for his amazing travel narratives.

Best Works:
- The Adventures of Tom Sawyer. (1876)
- The Adventures of Huckleberry Finn (1885) he is best remembered as the author of this signatory novel.
- Life on the Mississippi
- The Innocents Abroad
- A Connecticut Yankee in King Arthur’s Court
- A Tramp Abroad
- Following the Equator
- Letters from the Earth
- Old Times on the Mississippi
- Pudd’nhead Wilson
- Roughing It
-The Celebrated Jumping Frog of Calaveras County and Other Sketches
- The Gilded Age
- The Innocents Abroad
- The Man That Corrupted Hadleyburg
- The Prince and the Pauper

Source: Britannica.com