Books like The Case of the Sleepwalker's Niece
Erle Stanley Gardner
The Case of the Sleepwalker's Niece is 282 pages, about 5 hours 10 minutes at 250 words a minute.
12 books to read next
How long each takes
The Gods of Guilt 7.1 h 
Thirteen 6.8 h 
Small Great Things 11.5 h 
The Defense 5.9 h 
Sycamore Row 10.0 h 
The Plea 7.0 h 
The Alibi 10.4 h 
Presumed Innocent 7.9 h 
Twelve Angry Men 1.4 h 
The Murder of Roger Ackroyd 4.7 h 
Alias Grace 10.1 h 
The Guardians 7.0 h Bar height shows length. Estimated at 250 words a minute.