Hume Fergus

The Yellow Holly

The Wooden Hand

The Opal Serpent

The Bishop's Secret

Madame Midas

Red Money

The White Room

The Silent House

The Secret Passage

The Mystery Queen

The Green Mummy

The Mystery of a Hansom Cab

The Solitary Farm

A Woman's Burden: A Novel

The Third. Volume

The Red Window

The Pagan's Cup

The Mandarin's Fan

The Harlequin Opal: A Romance. Volume 3 of 3

The Harlequin Opal: A Romance. Volume 2 of 3

The Harlequin Opal: A Romance. Volume 1 of 3

A Son of Perdition: An Occult Romance

A Coin of Edward VII: A Detective Story