Books like System of the World
Neal Stephenson
System of the World is 892 pages, about 16 hours 21 minutes at 250 words a minute.
12 books to read next
How long each takes
The Flame Bearer 5.6 h 
The Queen's Fool 7.3 h 
Last Argument of Kings 12.3 h 
Innocent Traitor 7.8 h 
The Last Tudor 9.5 h 
The Young Elites 7.2 h 
Blaze 6.0 h 
The Crystal Cave 8.8 h 
I Survived The Nazi Invasion, 1944 2.5 h 
Waking Gods 6.2 h 
Half a War 6.9 h 
The Other Boleyn Girl 12.2 h Bar height shows length. Estimated at 250 words a minute.