Open Library
Mystery
Every answer hides another question.

Trigger Mortis
Anthony Horowitz

The Wailing Wind
Tony Hillerman
The Devil and His Boy
Anthony Horowitz
The Laughter of Dead Kings
Elizabeth Peters
Murder crossed
Eleanor Boylan
The Clue in the Embers
Franklin W. Dixon
The Hooded Hawk Mystery
Franklin W. Dixon
The Secret of Wildcat Swamp
Franklin W. Dixon
Within the Law
Marvin Dana
Medusa
Michael Dibdin
Murder shoots the bull
Anne George
Shakespeare's Landlord (The First Lily Bard Mystery)
Charlaine Harris
All the flowers are dying
Lawrence Block
Seeing a large cat
Elizabeth Peters
Sulle tracce del tulipano nero
Elisabetta Dami
Cadillac Beach ARC
Tim Dorsey
Finding Moon
Tony Hillerman
The ignorance of blood
Robert Wilson
Four, five, and six by Tey
Josephine Tey
Blind Spot
Terri Persons