Books like Mark of the Plague
Kevin Sands
Mark of the Plague is 529 pages, about 9 hours 42 minutes at 250 words a minute.
12 books to read next
How long each takes
Clockwork Angel 8.8 h 
Clockwork Prince 9.2 h 
The Spook's Apprentice 6.2 h 
The Spook's Curse 8.4 h 
Night of the Soul Stealer 9.0 h 
The Dead 9.0 h 
Saphirblau 6.8 h 
Attack of the Fiend 9.8 h 
The Midnight Palace 6.1 h 
Hollow City 7.5 h 
The Midnight Star 6.8 h 
The Dark Army 7.2 h Bar height shows length. Estimated at 250 words a minute.