Books like Apocalypse Delayed
M. James Penton
Apocalypse Delayed is 433 pages, about 7 hours 56 minutes at 250 words a minute.
7 books to read next
How long each takes
Crisis of Conscience 8.0 h 
Mankind's Search for God 7.0 h 
The Truth That Leads to Eternal Life 3.5 h 
'Let Your Name Be Sanctified' 7.0 h 
You Can Live Forever in Paradise on Earth. 4.7 h 
The Four Major Cults 8.2 h 
In Search of Christian Freedom 13.8 h Bar height shows length. Estimated at 250 words a minute.