Books like The Poisoned Chocolates Case
Anthony Berkeley
The Poisoned Chocolates Case is 256 pages, about 4 hours 42 minutes at 250 words a minute.
12 books to read next
How long each takes
Whose Body? 3.9 h 
Mystery in the Channel 5.1 h 
One, Two, Buckle My Shoe 3.9 h 
The Seven Dials Mystery 4.6 h 
The Nursing Home Murder 3.6 h 
Night Prey 6.6 h 
A Darkness More Than Night 7.7 h 
The Neon Rain 5.1 h 
Secret Prey 7.5 h 
Invisible Prey 7.3 h 
Hidden Prey 7.2 h 
Sudden Prey 7.3 h Bar height shows length. Estimated at 250 words a minute.