Books like The Cat Who Walks Through Walls
Robert A. Heinlein
The Cat Who Walks Through Walls is 388 pages, about 7 hours 7 minutes at 250 words a minute.
12 books to read next
How long each takes
The Stars, Like Dust 4.2 h 
A Deepness in the Sky 14.5 h 
The Gods of Mars 3.7 h 
Hyperion 8.8 h 
Thuvia, Maid of Mars 3.2 h 
The Chessmen of Mars 4.3 h 
Star Wars 7.2 h 
A Civil Campaign 7.7 h 
Ashes of Victory 11.7 h 
The Dragon in the Sea 3.7 h 
Swords of Mars 4.2 h 
We Who Are About To... 3.1 h Bar height shows length. Estimated at 250 words a minute.