Historical

The Golden Boys Rescued by Radio

When Scout Meets Scout or, The Aeroplane Spy

Flash Evans and the Darkroom Mystery

Flash Evans, Camera News Hawk

The Strange Cabin on Catamount Island

Bob Cook and the German Spy

The Twin Mystery

Mystery of the Chinese Ring

Witch Winnie's Mystery, or The Old Oak Cabinet / The Story of a King's Daughter

Arthur B. Reeve Crime & Mystery Boxed Set

The Greatest Mysteries of Arthur J. Rees

CRIME & MYSTERY Boxed Set

THE LAUGHING CAVALIER (& Its Sequel The First Sir Percy)

Ashton-Kirk, Special Detective (Musaicum Murder Mysteries)

E-I-E-I-Oh, Velda

The Smuggler of King's Cove; or, The Old Chapel Mystery

Anne Hereford

Crossed Trails in Mexico. Mexican Mystery Stories #3

The Secret of the Sundial Madge Sterling Series, #3

Dave Dawson on the Russian Front