Books like Nonexistent Knight
Italo Calvino
Nonexistent Knight is 136 pages, about 2 hours 30 minutes at 250 words a minute.
7 books to read next
How long each takes
A Column of Fire 17.1 h 
The Conquest 5.7 h 
Bond of Blood 6.8 h 
The Making of the Middle Ages 5.1 h 
By Right of Arms 6.5 h 
Curious Myths of the Middle Ages 7.6 h 
Dresses and Decorations of the Middle Ages 2.6 h Bar height shows length. Estimated at 250 words a minute.