Books like Celtic Empire
Clive Cussler, Dirk Cussler
Celtic Empire is 464 pages, about 8 hours 30 minutes at 250 words a minute.
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The Prisoner of Heaven 5.8 h 
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Nothing Lasts Forever 3.5 h 
Shepherd 2.3 h 
Pet Sematary 7.7 h 
The Abominable 12.2 h 
The Crooked Staircase 10.6 h 
The Stand 21.1 h Bar height shows length. Estimated at 250 words a minute.