Books like The Scourge of God
S. M. Stirling
The Scourge of God is 450 pages, about 8 hours 15 minutes at 250 words a minute.
10 books to read next
How long each takes
The Year of the Flood 8.2 h 
The Scarlet Plague 1.4 h 
Riddley Walker 4.0 h 
Deathlands 6.4 h 
One Year After 5.6 h 
The Penultimate Truth 4.4 h 
Wastelands 2 6.2 h 
Wastelands--Stories of the Apocalypse 6.3 h 
Flesh 3.7 h 
Black Tide Rising 5.6 h Bar height shows length. Estimated at 250 words a minute.