Books like The Prophet Unarmed
Isaac Deutscher
The Prophet Unarmed is 490 pages, about 8 hours 59 minutes at 250 words a minute.
12 books to read next
How long each takes
Stalin 14.1 h 
Trotsky 11.2 h 
Alexander Hamilton 15.3 h 
Memoirs of a Revolutionist 9.2 h 
Lenin 10.9 h 
Stalin 6.4 h 
The Wise Men: Six Friends and the World They Made 15.6 h 
Gandhi Before India 12.3 h 
Story of My Life 11.7 h 
Kissinger 16.4 h 
Fire in the Minds of Men 12.4 h 
Thomas Cromwell 8.5 h Bar height shows length. Estimated at 250 words a minute.