Books like Conan of Venarium
Harry Turtledove
Conan of Venarium is 271 pages, about 4 hours 58 minutes at 250 words a minute.
7 books to read next
How long each takes
Conan 3.5 h 
The Coming of Conan 8.8 h 
The Hour of the Dragon 3.8 h 
Conan of the Isles 3.5 h 
Conan the Barbarian 3.3 h 
Conan of Cimmeria 3.5 h 
Conan 5.3 h Bar height shows length. Estimated at 250 words a minute.