Books like The Sacred Theory of the Earth
Thomas Burnet
The Sacred Theory of the Earth is 306 pages, about 5 hours 37 minutes at 250 words a minute.
12 books to read next
How long each takes
Mind and Cosmos 2.6 h 
Meditations 3.7 h 
Timaeus 5.1 h 
La Poetica 5.7 h 
De Rerum Natura 5.2 h 
The Secret Doctrine 10.1 h The Dialogues of Plato / The Seventh Letter 14.9 h 
Plutarch's Moralia 5.3 h 
Lives 8.6 h 
Beyond Einstein 4.2 h 
The Cosmic Code 5.6 h 
The Cosmic Landscape 7.4 h Bar height shows length. Estimated at 250 words a minute.