Books like End of an Era
Robert J. Sawyer
End of an Era is 247 pages, about 4 hours 32 minutes at 250 words a minute.
10 books to read next
How long each takes
Jurassic Park 8.3 h 
Dinosaur Planet 3.7 h 
Novels (Congo / Jurassic Park) 11.7 h 
West of Eden 9.2 h 
The X-Files 5.2 h 
The Land That Time Forgot 4.0 h 
Deepsix 7.9 h 
The Dinosaur Heresies 8.8 h 
Dinotopia Lost 6.0 h 
Winter in Eden 7.6 h Bar height shows length. Estimated at 250 words a minute.