Books like Ecclesiastical History
Eusebius of Caesarea, Bishop of Caesarea, G. Williamson, Andrew Louth, Eusebius; trans by G. A. Williamson
Ecclesiastical History is 429 pages, about 7 hours 52 minutes at 250 words a minute.
12 books to read next
How long each takes
Actes and Monuments 10.8 h 
Quo Vadis 8.8 h 
Fox's Book of Martyrs 8.0 h 
Martyrology 8.1 h 
Pagans and Christians 14.7 h 
Voice in the Wind 9.5 h 
Through Gates of Splendor 5.0 h 
As Sure as the Dawn 9.2 h 
Bonhoeffer 11.3 h 
Martin Luther 5.2 h 
Edmund Campion 4.0 h 
Tortured for Christ 2.4 h Bar height shows length. Estimated at 250 words a minute.