Books like Johannes Cabal the Necromancer
Jonathan L. Howard
Johannes Cabal the Necromancer is 291 pages, about 5 hours 20 minutes at 250 words a minute.
12 books to read next
How long each takes
Mort 5.5 h 
Red, White & Royal Blue 8.1 h 
Soul Music 7.0 h 
Jurgen 5.2 h 
Assistant to the Villain 6.5 h 
The Last Continent 7.5 h 
Bet Me 6.7 h 
Cat's Cradle 4.2 h 
Practical Demonkeeping 4.6 h 
A Night in the Lonesome October 5.3 h 
Gods Behaving Badly 5.3 h 
Three Men in a Boat 3.4 h Bar height shows length. Estimated at 250 words a minute.