The Red Room

William Le Queux

The Root of All Evil

Joseph Fletcher

The Riddle of the Night

Thomas Hanshew

The Red Triangle

Morrison A.

The Riddle of the Mysterious Light

Thomas Hanshew Mary Hanshew

The Ranch Girls in Europe

Margaret Vandercook

The Secret Toll

Paul Thorne Mabel Thorne

The Spiritualists and the Detectives

Allan Pinkerton

The Secret House

Edgar Wallace

The Sign of Silence

William Le Queux

The Songs of Ranild

George Borrow

The Strange Adventures of Captain Dangerous. Volume 2

George Sala

The Song of Deirdra, King Byrge and his Brothers, and Other Ballads

George Borrow

The Somnambulist and the Detective; The Murderer and the Fortune Teller

Allan Pinkerton

The Secret Trails

Charles Roberts

The Secret of the Silver Car

Wyndham Martyn

The Serpent Knight, and Other Ballads

George Borrow

The Sa`-Zada Tales

William Fraser

The Stolen Statesman: Being the Story of a Hushed Up Mystery

William Le Queux

The Strange Adventures of Captain Dangerous. Volume 3

George Sala

The Seven Sleuths` Club

Carol Norton

The Secret Cache: An Adventure and Mystery Story for Boys

Ethel Brill

The Strange Case of Mortimer Fenley

Louis Tracy

The Shoes of Fortune

Neil Munro

The Ship-Dwellers: A Story of a Happy Cruise

Albert Paine