At the Sign of the Jack'O Lantern

A Blind Bargain

The Circular Staircase

The Girl in the Rain

After the Fog

The Adventure of the Ambassador's Disappearance

The Phantom's Secret

The Mysterious Mr. Tiller

The Missing Rembrandt

Greater Than Love

Please Stand by for Murder

The Queen of Hearts

London After Midnight

Murder and the Computer

A Chant of Silence

The Book of Murder

The House of Secrets

Adultery Trap Mature

Condemned to Death

The Mysterious Miss Terry