Books like Murder in Triplicate
P. D. James
Murder in Triplicate is 683 pages, about 12 hours 31 minutes at 250 words a minute.
12 books to read next
How long each takes
Whose Body? 3.9 h 
One, Two, Buckle My Shoe 3.9 h 
The Seven Dials Mystery 4.6 h 
Knots and Crosses 4.6 h 
Maigret's Christmas 4.1 h 
Latter End 5.3 h 
Hide and Seek 5.0 h 
Deck the Halls 4.7 h 
Split Image 5.1 h 
Smoke & Whispers 5.3 h 
Fleshmarket Close 8.2 h 
Hand in Glove 4.6 h Bar height shows length. Estimated at 250 words a minute.