Books like The Bloody Sun
Marion Zimmer Bradley
The Bloody Sun is 408 pages, about 7 hours 29 minutes at 250 words a minute.
12 books to read next
How long each takes
The Invisible Man 3.1 h 
The Martian 7.5 h 
Anathem 17.2 h 
The Day of the Triffids 5.0 h 
The Player of Games 5.9 h 
Altered Carbon 8.8 h 
The Sirens of Titan 5.9 h 
Player Piano 5.7 h 
Making Money 7.3 h 
Use of Weapons 7.3 h 
The Year of the Flood 8.2 h 
All the Weyrs of Pern 8.8 h Bar height shows length. Estimated at 250 words a minute.