Books like The White Gryphon
Mercedes Lackey, Larry Dixon
The White Gryphon is 320 pages, about 5 hours 52 minutes at 250 words a minute.
12 books to read next
How long each takes
The Shadow Rising 17.6 h 
Lord of Chaos 16.9 h 
The Fires of Heaven 16.4 h 
A Deadly Education 5.7 h 
Knife of Dreams 15.3 h 
New Spring 6.2 h 
A Game of Thrones 14.7 h 
The Icewind Dale Trilogy 18.9 h 
The Wishsong of Shannara 9.2 h 
The Dragon Reborn 12.3 h 
Onyx Storm 10.0 h 
Black Sun 8.5 h Bar height shows length. Estimated at 250 words a minute.