Books like A Caribbean Mystery
Agatha Christie
A Caribbean Mystery is 224 pages, about 4 hours 6 minutes at 250 words a minute.
12 books to read next
How long each takes
When the Bough Breaks 6.4 h 
The Seven-Per-Cent Solution 4.4 h 
Monster 7.3 h 
The Cuckoo's Calling 8.8 h 
Smiley's People 7.1 h 
Tilly 7.2 h 
The Silkworm 8.5 h 
Death Note, Vol. 8 3.7 h 
The Scarlet Pimpernel 5.6 h 
The Sentinel 7.4 h 
Better Off Dead 8.4 h 
Native Son 7.3 h Bar height shows length. Estimated at 250 words a minute.