Jacques Futrelle

The Thinking Machine

49 Tales of The Thinking Machine (49 Detective Stories Featuring Professor Augustus S. F. X. Van Dusen, also known as "The Thinking Machine")

The Diamond Master

Extraordinary Minds on the Case - 5 Classic Detective Stories & Mysteries

The Edwardian Detectives – 5 Classic Mystery Novels

The Science of the Clue - 5 Classic Scientific Detection Mysteries

The Leak: From their pens to your ears, genius in every story

Detective Stories – Curious Crimes: Truth and justice by way of clues

Detective Stories – Volume 2: E M Delafield to Anna Katharine Green

Detective Stories – The Americans: Truth and justice by way of clues

Detective Stories – The Overseas Arm of the Law: Truth and justice by way of clues

Detective Stories – Mysteries: Truth and justice by way of clues