Books like Islands of Rage & Hope
John Ringo
Islands of Rage & Hope is 405 pages, about 7 hours 26 minutes at 250 words a minute.
12 books to read next
How long each takes
Cinder 7.8 h 
Station Eleven 6.5 h 
The Last Man 7.8 h 
The Martian 7.5 h 
Ancillary Sword 7.6 h 
Sleeping Giants 6.2 h 
MaddAdam 7.6 h 
Sweet Tooth 5.4 h 
Earth Abides 6.8 h 
Illuminae 11.2 h 
Cibola Burn 11.1 h 
An Absolutely Remarkable Thing 6.5 h Bar height shows length. Estimated at 250 words a minute.