Passion for Adventure

Betty in Search of a Thrill

Nearly a Lady

Mortmain

The Flash of an Emerald

Destruction

The Working of a Miracle

The Snows of Kilimanjaro

Copper

The Buried Treasure

The Light in the Window

The Job and the Jewels

The Three Investigators in The Secret of Skeleton Island

Hell Hath No Fury

Threads of Destiny

Graf Festenberg

One of Three

The Lady Clare

Sweet and Low

The Volcano

Warfare in the Skies