Open Library
Mystery
Every answer hides another question.

Polismördaren
Maj Sjöwall

The Big Kill
Mickey Spillane

The Mystery of the Hidden House
Enid Blyton

Eleven on Top
Janet Evanovich

Master of the moor
Ruth Rendell

The clue in the crumbling wall
Carolyn Keene

Bad Boy Brawly Brown (Easy Rawlins Mysteries)
Walter Mosley

The Lighthouse Mystery
Gertrude Chandler Warner

Cat Chaser
Elmore Leonard

In the Company of Cheerful Ladies (No. 1 Ladies Detective Agency (Audio))
Alexander McCall Smith

The Blessing Way
Tony Hillerman

Indelible
Karin Slaughter

Running blind
Desmond Bagley

Brimstone Wedding, The
Ruth Rendell

To the hilt
Dick Francis

Crocodile on the sandbank
Elizabeth Peters

The tightrope men
Desmond Bagley

Watchman (Crime Club)
Ian Rankin

Pyramiden
Henning Mankell

The Golf Course Mystery
Chester K. Steele