Books like The Lost Continent of Mu
James Churchward
The Lost Continent of Mu is 335 pages, about 6 hours 9 minutes at 250 words a minute.
6 books to read next
How long each takes
Erinnerungen an Die Zukunft 3.7 h 
The Collapse of Complex Societies 4.6 h 
From the Tablets of Sumer 5.9 h 
Man Makes Himself 4.0 h 
The Dawn of History 6.7 h 
In Pursuit of the Past 4.7 h Bar height shows length. Estimated at 250 words a minute.