Open Library
Mystery
Every answer hides another question.

Little Caesar
W. R. Burnett

The Maidens
Alex Michaelides
The Bloody Wood
J. I. M. Stewart
Short Stories (Adventures of Sherlock Holmes / Memoirs of Sherlock Holmes [12 stories])
Arthur Conan Doyle
The man with the getaway face
Donald E. Westlake
Let Sleeping Dogs Lie
John R. Erickson
Death under Sail
C. P. Snow
Hunt With the Hounds
Mignon Good Eberhart
Eagle Strike
Anthony Horowitz
The Fallen Man
Tony Hillerman
The lost art of gratitude
Alexander McCall Smith
Gone
Jonathan Kellerman
The Killings at Badger's Drift
Caroline Graham
The Whisper Man
Steve Mosby
Affair
Jayne Ann Krentz
The Mouse on the Mile
Stephen King
The rottweiler
Ruth Rendell
Tiger Moth, Insect Ninja
Aaron Reynolds
The Julius House
Charlaine Harris
Dog on it
Peter Abrahams