Jessica Day George books in order
12 books in the catalogue, about 65 hours of reading in all; the shortest takes 4 hours and the longest 7 hours.
12 standalone books in the catalogue.
Standalone books
Dragon Slippers 6.5 h 
Dragon Flight 5.0 h 
Sun and Moon, Ice and Snow 6.3 h 
Princess of the Midnight Ball 5.7 h 
Princess of Glass 5.0 h 
Tuesdays at the Castle 4.5 h 
Princess of the Silver Woods 6.4 h 
Wednesdays in the Tower 4.7 h 
Thursdays with the Crown 4.4 h 
Silver in the Blood 6.6 h 
Saturdays at Sea 5.0 h 
The Rose Legacy 5.0 h