Books like Revolt in 2100
Robert A. Heinlein
Revolt in 2100 is 207 pages, about 3 hours 48 minutes at 250 words a minute.
12 books to read next
How long each takes
Escape from Freedom 5.6 h 
The Origins of Totalitarianism 9.7 h 
Glory 7.6 h 
Foundation and Empire 4.6 h 
The Portable Hannah Arendt 10.6 h 
Heretics of Dune 9.8 h 
Pebble in the Sky 4.1 h 
Dawn 4.7 h 
I Am Legend 3.5 h 
The End of Economic Man 5.0 h 
Totalitarianism 3.8 h 
Valis 5.0 h Bar height shows length. Estimated at 250 words a minute.