Books like The Demon Spirit
R. A. Salvatore
The Demon Spirit is 465 pages, about 8 hours 32 minutes at 250 words a minute.
12 books to read next
How long each takes
The Shadow Rising 17.6 h 
Snow Crash 8.4 h 
Knife of Dreams 15.3 h 
The Bear and the Nightingale 6.8 h 
New Spring 6.2 h 
The Caves of Steel 4.5 h 
The Naked Sun 4.2 h 
The Robots of Dawn 8.2 h 
Robots and Empire 8.2 h 
The Eye of the World 14.4 h 
The Chronicles of Narnia 14.1 h 
Agency 7.6 h Bar height shows length. Estimated at 250 words a minute.