Books like The Birthright
Janette Oke, T. Davis Bunn
The Birthright is 287 pages, about 5 hours 16 minutes at 250 words a minute.
12 books to read next
How long each takes
The Other Boleyn Girl 12.2 h 
Ruby 8.1 h 
The Toll-Gate 5.3 h 
A Civil Contract 7.2 h 
Sense and Sensibility 6.5 h 
The Knight and the Dove 8.1 h 
All Through the Night 4.6 h 
Stonehenge 9.1 h 
Forever Amber 14.2 h 
The Kingmaker's Daughter 7.7 h 
Wideacre 10.8 h 
The Lords of the North 6.7 h Bar height shows length. Estimated at 250 words a minute.