Guy Boothby

The Rivals of Sherlock Holmes

Pharos

The Penguin Book of Gaslight Crime

The Shadows of Sherlock Holmes

Dr. Nikola's Experiment

Complete Dr Nikola-Man of Mystery

The marriage of Esther

On the Wallaby

Dr. Nikola Returns

A millionaire's love story

Farewell, Nikola!

A bid for fortune, or, Dr. Nikola's vendetta